Data Structures Using C

Build strong literacy foundations with leveled nonfiction minibooks and comprehension activities! Engage first-grade students in high-quality reading comprehension lessons that include picture dictionaries with words to know, plus comprehension, vocabulary, and scaffolded writing activities.Teach reading comprehension skills and nonfiction text structures to your first-grade students!Choose from 10 units that span a variety of grade-level topics or use them all!Illustrated nonfiction minibooks and two-page selections in this grade 2 book include a variety of content-area topics:Science:"We Need the Sun" Level C"Little Blue Butterfly" Level D"About the Wind" Level G"Water" Level GSocial Studies:"The Statue of Liberty" Level D"Looking at the United States" Level EBiography:"Winslow Homer, American Artist" Level C"Maria Martinez, Native American Potter" Level E"George Washington Carver" Level FHow-to:"How to Make the President's Breakfast" Level FEach unit includes:Teacher support pages w

In the ninth DATA Set adventure, the kids blast off into outer space!When Laura hears a strange but familiar buzzing coming from her radio, she instantly knows who's trying to get in touch. It's none other than Fave, the DATA Set's alien friend who crashed down on Earth! The kids excitedly decode the message but learn that Fave is in trouble! Join the kids as they suit up and blast off into the galaxy on a mission to help an old friend. With easy-to-read language and illustrations on almost every page, the DATA Set chapter books are perfect for emerging readers.

Build strong reading comprehension skills with leveled nonfiction texts and comprehension activities! Engage sixth-grade students in high-quality reading comprehension lessons that include texts with a variety of text structures, dictionaries, comprehension activities, writing prompt activities, and more.Teach reading comprehension skills and nonfiction text structures to your sixth-grade students!Choose from 10 units that span a variety of text structures and topics or use them all!Text structures include:Question and answerMain idea and detailsCause and effectCompare and contrastTime orderNonfiction texts in the grade 6 book include a variety of content-area topics:Science:"The Force of Magnetism" Level V"Food Webs in Ecosystems" Level X"Genes for Survival" Level YSocial Studies:"Comparing Rights and Responsibilities" Level X"Ancient Economies" Level YBiography:"Phillis Wheatley: Antislavery Poet" Level V"Colin Powell: An American Leader" Level WHow-to:"How to Grow a Container Garden

Build strong reading comprehension skills with leveled nonfiction texts and comprehension activities! Engage second-grade students in high-quality reading comprehension lessons that include texts with a variety of text structures, picture dictionaries, comprehension activities, writing prompt activities, and more.Teach reading comprehension skills and nonfiction text structures to your second-grade students!Choose from 10 units that span a variety of text structures and topics or use them all!Text structures include:Question and answerMain idea and detailsCause and effectCompare and contrastTime orderIllustrated nonfiction texts in the grade 2 book include a variety of content-area topics:Science:"Baby Blue Whale" Level I"Big Machines" Level LGeography:"Big Island Map" Level KSocial Studies:"TOMS Shoes" Level I"Rosa Parks Rides the Bus" Level L"What Does Congress Do?" Level MBiography:"Ben Franklin and the Glass Harmonica" Level J"Thank You, Sarah Josepha Hale" Level KHow-to:"Fun with

Build strong reading comprehension skills with leveled nonfiction texts and comprehension activities! Engage third-grade students in high-quality reading comprehension lessons that include texts with a variety of text structures, dictionaries, comprehension activities, writing prompt activities, and more.Teach reading comprehension skills and nonfiction text structures to your third-grade students!Choose from 10 units that span a variety of text structures and topics or use them all!Text structures include:Question and answerMain idea and detailsCause and effectCompare and contrastTime orderIllustrated nonfiction texts in the grade 3 book include a variety of content-area topics:Science:"Big, Wild Cats!" Level L"Plants of the Rainforest" Level N"Two Climates" Level OSocial Studies:"It's a Grand Old Flag" Level O"The Mystery of Mesa Verde" Level O"About Banks" Level PGeography:"The Great Lakes" Level NBiography:"Sandra Day O'Connor" Level L"Barack Obama" Level MTechnology:"The Zipper" L

Build strong reading comprehension skills with leveled nonfiction texts and comprehension activities! Engage fourth-grade students in high-quality reading comprehension lessons that include texts with a variety of text structures, dictionaries, comprehension activities, writing prompt activities, and more.Teach reading comprehension skills and nonfiction text structures to your fourth-grade students!Choose from 10 units that span a variety of text structures and topics or use them all!Text structures include:Question and answerMain idea and detailsCause and effectCompare and contrastTime orderNonfiction texts in the grade 4 book include a variety of content-area topics:Science:"Getting to Know Snakes" Level P"Weather and the Scientists Who Study It" Level S"From Power Plant to Lightbulb" Level TGeography:"The Mystery of the Matching Continents" Level RSocial Studies:"Being an Active Citizen" Level Q"How Countries Create Their Economies" Level TBiography:"Julia Morgan: Architect and Tra

Build strong reading comprehension skills with leveled nonfiction texts and comprehension activities! Engage fifth-grade students in high-quality reading comprehension lessons that include texts with a variety of text structures, dictionaries, comprehension activities, writing prompt activities, and more.Teach reading comprehension skills and nonfiction text structures to your fifth-grade students!Choose from 10 units that span a variety of text structures and topics or use them all!Text structures include:Question and answerMain idea and detailsCause and effectCompare and contrastTime orderNonfiction texts in the grade 5 book include a variety of content-area topics:Science:"The Value of Weeds" Level S"Amazing Ants" Level T"Gravity in Our Solar System" Level VSocial Studies:"A Viking Voyage" Level U"Spying During the Revolutionary War" Level V"Comparing Education in Two Cultures" Level WGeography:"Earth's Precious Water" Level UBiography:"Benjamin Banneker: Astronomer, Writer, and Ant

A visually stimulating practice book to accompany English for Everyone Junior: Beginner's Course English for Everyone Junior: Beginner's Practice Book is a clearly structured and beautifully illustrated workbook for children ages 6-9, which offers extra practice for those beginning their journey of learning English as a foreign language. Following the same unit-by-unit structure as English for Everyone Junior: Beginner's Course, this workbook provides your child with all the support they need to build their confidence when using the language skills they have learned in the course book. Featuring hundreds of exercises, this practice book tests all the vocabulary and grammar structures taught within English for Everyone Junior: Beginner's Course, making use of a range of both familiar and new exercise mechanisms. Although best used to accompany English for Everyone Junior: Beginner's Course, this practice book can also be used independently by children or teachers who are in need of addi

Featuring twenty-two easy craft projects using natural and recycled materials, The Big Book of Nature Art is a fun and eco-friendly way for young children to connect creatively with nature.Featuring twenty-two easy craft projects using natural and recycled materials, The Big Book of Nature Art is a fun and eco way for young children to connect creatively with nature.From bestselling author Yuval Zommer, The Big Book of Nature Art is packed with twenty-two easy art activities inspired by nature. Each of the activities can be achieved in four simple steps using natural materials combined with recycled or found materials from around the home. Drawing on Zommer's years of experience running art workshops for children, The Big Book of Nature Art includes his tips for stress-free ways to get creative with kids.Each nature art activity requires no more than five minutes set-up and five minutes clean-up, making them easy to achieve and fun for everyone involved. The book also encourages childr

Learn through play with TinkerActive Early Skills Workbooks―an exciting expansion of the groundbreaking TinkerActive workbook series, with format innovations perfect for learners ages 3 and up!TinkerActive Early Skills workbooks are curriculum-based hands-on fun, perfect for your littlest learners! Each Early Skills workbook is:Created with AWARD-WINNING TEACHERSPacked with STEM ACTIVITIESFilled with TINKERING, CRAFTING, & ENGINEERING projectsLoaded with STICKERS and a FOLD-OUT REWARD POSTERComplete with a WRITE-AND-WIPE game board and activities, so kids can PRACTICE AND PLAY AGAIN AND AGAIN.And even includes EASY AND PRACTICAL TIPS on how to engage your little tinkerer in learning.For ages 3 and up, this workbook covers: Crayon Control, Coloring, Pencil Control, Mazes, Tracing, Using Stickers, Tearing Paper, Using Glue, Folding Paper

Dr Alan Grant is back to face a new generation of snarling, snapping dinosaurs in this fun activity book for fans of Jurassic World: Dominion. In a world where dinosaurs live among people, he'll need all of his expertise to survive. Build your Alan Grant LEGO (R) minifigure before reading the comics and completing the puzzles.Jurassic World Dominion (c) 2022 Universal City Studios LLC and Amblin Entertainment, Inc. All Rights Reserved. LEGO, the LEGO logo, the Brick and Knob configurations and the Minifigure are trademarks of the LEGO Group.(c)2022 The LEGO Group.

Learning to read is easy with these kid-pleasing titles focused on the third 25 sight words! This bright green box contains 25 little books that each teach a must-know sight word via a playful， easy-to-read story. Characters include frogs， elves， unicorns， silly snowmen， talking balloons， and more to make learning extra enjoyable. Comes with a parent guide， mini-workbook， and motivating stickers. Books are correlate with Guided Reading Level C.

Physics is intended for a two-semester college course in introductory physics using algebra and trigonometry.

Fairies, dragons, wizards, and more await Geronimo on every magical Kingdom of Fantasy adventure!Geronimo's sixteenth adventure in the Kingdom of Fantasy!I, Geronimo Stilton, have been called to the Kingdom of Fantasy so many times. Each visit is more of an adventure than the last!This time there was big trouble! Queen Imaginaria has been kidnapped. The evil witch is using her wand to take treasures from the kingdom. Can I help stop the evil witch before all the treasures are gone?

Learn over 250 simple first words and discover amazing objects from the British Museum's collection with this stunning board book. Build your child's vocabulary with this unique board of first words. The sturdy tabbed pages make page turns easy, while the gorgeous images and objects will capture the imagination of curious toddlers.Equally curious adults can find out more about every object featured online using a handy QR code. This Nosy Crow book comes with a free 'Stories Aloud' audio recording - just scan the QR code and listen along!

We are Dragon Girls -- hear us roar!The Sea Dragons have a final adventure left in their quest to save the Magic Forest. One last Sea Keeper needs to be rescued―and it’s the most important one yet!Sofia will lead the group using her diving skills. Together the girls must travel to the depths of the ocean to find a missing magical narwhal. The girls are running out of time before the Magic Forest is left to the fate of the Fire Queen!Read all the books in the Sea Dragon arc!

本書是 LEGO 與 Marvel 愛好者不可錯過的視覺指南。內容涵蓋最新積木套組、角色人偶與標誌性場景，圖像細膩清楚，讓讀者得以細看模型設計。書中呈現奇異博士的至聖所、瓦干達的先進科技、星際異攻隊的飛船，以及蜘蛛人面對的反派群像，並介紹每位角色的盟友、技能與故事背景。這本辭典不僅是認識 LEGO Marvel 世界的工具書，也是一場圖像化的冒險，讓讀者在收藏之外，更能深入理解角色魅力。亮點：收錄角色至場景的完整資訊清晰圖像呈現 LEGO 細節包含英雄與反派背景解說適合粉絲收藏與入門閱讀Jump into the action-packed LEGO Marvel multiverse with DK's latest Visual Dictionary. Discover everything you need to know about the latest sets, vehicles, and minifigures. See every detail of the Guardians of the Galaxy's spaceship, explore Doctor Strange's Sanctum Sanctorum, examine the advanced vehicles of Wakanda, discover Spider-Man's most dastardly villains, and find out about your favorite LEGO Marvel minifigures-- from Black Panther to The Scarlet Witch. Meet all the iconic LEGO Marvel characters and learn about their allies, villains, skills, vehicles, and locations. (c)2023 The LEGO Group. (c) 2023 MARVEL

The original biodynamic sowing and planting calendar, now in its 62nd year. The simple, two-week-to-view layout features detailed planting, tending and harvesting information to help both seasoned biodynamic farmers and beginner gardeners maximise the yield and vitality of crops and plants. Trusted by generations of growers, the ultimate biodynamic features:-- An easy-to-view layout making it simpler to plan what to do and when-- Space to add your own notes-- Clear headings and sections for fast look-ups-- NEW! A lay-flat spine means it's easy to consult the Calendar, keep your place and make notes-- Information on solar and lunar events and planetary aspects-- A pull-out wallchart that can be pinned up in a barn, shed or greenhouse as a handy quick reference-- Eco-friendly printing with recycled FSC paper using plant-based inks

傳送地圖在手，冒險無所不在！葛瑞絲與湯姆肩負守護任務，從山村的烏鴉異象到孤島竊案，從失控氣候到神祕女巫，他們用智慧與發明解開層層謎團。這是一段關於責任、勇氣與成長的旅程，結合奇幻冒險與推理元素，為小讀者帶來精彩又溫暖的閱讀體驗。9781781129432 The Griffin GateGrace's family are wardens of the Griffin Map, using its teleport technology to fight crime across Moreland. Although Grace is still too young, she longs to go on missions herself. After all, if her brother, Bren, can do it, why can't she?So when Grace finds herself alone with the map when a distress call comes in, she jumps at the chance to prove she's up to the task. But the map transports Grace to a remote village where nothing is quite as it seems ... Has she taken on more than she can handle?9781781129814 The Puffin PortalGrace's family are wardens of the incredible Griffin Map, using its teleport technology to fight crime across Moreland. Right now it's all systems go at Griffin HQ, where Grace, her mum and her brother have their hands full answering a huge number of calls for help. They could really do with another warden on the team - b

A Yeticorn's charging about on the loose!Bea often tells little fibs when something goes wrong. Fairy-cats wiped mud all over the floor, wild octoponies flooded the bathroom... and lately, a humongous Yeticorn has been charging around, gobbling up her sister Edie's sweets and sneezing confetti everywhere!But one day, Bea wakes to find that a YeticornREALLYhas come to stay - and his whippy, trippy tail causes all sorts of problems that she gets the blame for!Can Bea find the courage to stop fibbing and finally tell the truth?This hilarious and heartwarming rhyming tale about sibling friendship, telling the truth, and the power of using your imagination for good - from incredible new picture book talent Rachel Morrisroe and bestselling illustrator Ella Okstad.

The bestselling Cupcake Diaries series is now available in graphic novel format! In this adaptation of the fourth book,Alexis struggles to fit the messiness of a crush in with her orderly lifestyle.Alexis Becker is by far the most prepared, exact, and organized Cupcake Club member, which is why she’s in charge of the business end of the club. But when she suddenly develops a major crush on Matt Taylor—her BFF Emma’s brother—things get a little disorganized. Alexis decides to figure her way around this strange new feeling the way she figures out everything else: by conducting research, collecting data, and setting a goal. Is there a perfect recipe for love? Alexis is ready to find out!Fun, bright, full-color graphic panels tell the story with the same humor and heart as the original novel.

From bestselling author Anna Kemp comes a cautionary tale of what happens when you push a mole too far...In a beautiful, green, wild wild wood lives a gentle mole. But then a SOLD sign appears in the wood one morning, and Mole decides to write a firmly worded letter to Barry Bristlethwaite of Burnum Buildem Real Estate: their home is not for sale!But when diggers arrive the next morning, Mole and his friends must activate Plan B! Will they be able to save their wood?Wild Wild Wood is an empowering, rhyming tale about the power of using your voice.

Using the same innovative format as his Caldecott Honor winner, Mel Fell, Corey R. Tabor reimagines Aesop’s “The Dog and His Reflection” in a clever, charming tale of empathy and generosity.One day, down by the pond, Simon meets another dog just like him.And that dog has a bone just like his, only better!How will Simon ever get him to trade, when the other pup knows all the same tricks...?This is another delightfully surprising tale from the award-winning creator of Mel Fell.

This revised edition of Everything You Need to Ace U.S History in One Big Fat Notebook is the same indispensable resource so many students depend on, updated with new and improved content that thoughtfully explores the most difficult chapters of US history. By providing well-rounded context, decentering Indo-European perspectives, and using language that recognizes the humanity of historical subjects BFN US History will be cutting edge tool for students as education styles shift toward this informed approach to history. Updates include: - New material covering Indigenous history in the US, including sections on Indigenous culture, settler colonialism, the relationship between Indigenous nations and the US government, and the use of preferred names for Indigenous nations. -Reworked sections on European exploration, colonialism, and US imperialism that include the perspective of colonized nations. - Reworked sections on slavery that provide context for the role of European nations in the

This revised edition of Everything You Need to Ace World History is the same indispensable resource so many students depend on, updated with new and improved content that thoughtfully explores World History. Sections that cover culture, social movements, war, colonialism, and imperialism have been revised with an eye for balanced viewpoints, and cultural competency, examining the contexts of power, oppression, resilience, or transformation. An updated final unit includes new material bringing the book into the 2020s with content focusing on updates in technology, climate change, space exploration, global security, the COVID-19 pandemic, and more. By providing a well-rounded context, decentering Indo-European perspectives, and using language that recognizes the humanity of historical subjects BFN World History will be a critical tool for students as education styles shift toward this informed approach to history. Big Fat Notebook is a first of it's kind series of subject specific study

Watch out for some wild weather! Make reading your superpower with DK's beautiful, leveled nonfiction. Use your reading superpowers to learn all about volcanoes from where they start to what happens when they erupt, famous eruptions, how we can learn about them and even make a model of one - a high-quality, fun, non-fiction reader - carefully levelled to help children progress. Eruption! The Story of Volcanoes is a beautifully designed reader all about these dramatic natural features of our world. The engaging text has been carefully levelled using Lexile so that children are set up to succeed. A motivating introduction to using essential non-fiction reading skills. Children will love to find out how volcanoes are formed; the damage - and the good - they do; where the best places are to see an eruption; and how to build their own model volcano.

Step out of your element with Science Comics: The Periodic Table of Elements, the latest volume of First Second's middle-grade nonfiction series!A book of fun chemistry experiments has fallen into the wrong hands. Only Mel can use her knowledge of the periodic table to put an end to a maniacal madman's evil schemes.The periodic table helps us quickly understand the 118 elements, those tiny substances that make up everything in the world. By using the periodic table, we can recognize how these building blocks behave, find trends and patterns in the universe, and make predictions about elements that haven’t been discovered yet. Join us in learning about the periodic table, and maybe the next big discovery will be yours!

Join in the fun with Pip and Posy and their friends as they have outdoor adventures, look and find out and about and have lots of fun playing and exploring in the fresh air. Have fun completing the puzzles, drawing, colouring and using lots of stickers. This busy activity book will keep children entertained for hours.

Brain Quest, America's #1 educational brand with more than 57 million copies in print, is now for babies! My First Brain Quest board books introduce essential early learning concepts and foundational vocabulary using engaging visuals and Brain Quest's signature question and answer format.Give your child the best foundation to their education with this colorful and fun guide to shapes.My First Brain Quest: Shapes helps lay the foundation for pre-math skills, as children identify and describe shapes and their attributes. Questions help children build vocabulary and their understanding about the similarities and differences between shapes. Smart, colorful, grounded in educational principles, and reviewed by a panel of early learning experts, this board book introduces numbers in a fun, engaging way.

Brain Quest, America's #1 educational brand with more than 57 million copies in print, is now for babies! My First Brain Quest board books introduce essential early learning concepts and foundational vocabulary using engaging visuals and Brain Quest's signature question and answer format.From the rain in the sky to the grass at their feet, help your child understand the world around them with the guidance of this fun and exciting introduction to science!My First Brain Quest: First Words: Science Around Us introduces babies and toddlers to more than 100 STEM-related vocabulary words in their world—in the backyard, at the doctor's office, at the beach. Each scene features labeled illustrated objects as well as brief captions that help to introduce STEM concepts and help put into context, alongside questions that encourage conversation between reader and child. Children have fun naming, counting, and comparing.

Preschoolers are introduced to core science concepts with this playful format featuring 20 hands-on activities that use everyday household materials, including a vinegar volcano, a hula hoop count, and a kitchen sink or swim experiment. In this fourth book in the Busy Little Hands series, preschoolers get ready for a science adventure! Preschoolers wonder and explore with 20 hands-on experiments using everyday household objects and making daily activities such as snack time and play time into learning opportunities. Each play activity demonstrates a simple principle of physics, earth science, chemistry, or biology, including the Kitchen Sink or Float (demonstrating density), the Vinegar Volcano (pressure) and Blooming Colors (chromatography). Featuring bright, easy-to-follow photos specially designed for pre-readers, this book is packed with learning fun, plus it sets the groundwork for science success in kindergarten and beyond.

From the Amazon rainforest in South America to the Congo in Central Africa, find the animals hidden in each scene using the special "flashlight" included in the book. Who's hiding in the grass? And what about the shadow in the branches of that tree? Thanks to the magic flashlight in this book, children will be entertained looking for more than 60 animals hidden in the wonderfully illustrated pages. Each spread highlights a different part of the world and provides bite-sized facts about the creatures found in that jungle.

This new series of little books builds children's confidence with mathematical vocabulary and ideas and provides a foundation for learning in a way that feels good. Using carefully chosen words in relatable settings from the world around them, this book creates a moment for children and adults to discover first sorting words through dressing up and having fun. The engaging art style, fun characters and hardback picture book feel make this series accessible and perfect to share.Written and illustrated by the same winning team as 'Big Words for Little People', this series is special not only because it focuses on maths in a child-friendly way, but also because it's from Oxford, it's packed with educational goodness that helps children develop and grow.

This new series of little books builds children's confidence with mathematical vocabulary and ideas and provides a foundation for learning in a way that feels good. Using carefully chosen words in relatable settings from the world around them, this book creates a moment for children and adults to discover first counting words at a pizza party. The engaging art style, fun characters and hardback picture book feel make this series accessible and perfect to share.Written and illustrated by the same winning team as 'Big Words for Little People', this series is special not only because it focuses on maths in a child-friendly way, but also because it's from Oxford, it's packed with educational goodness that helps children develop and grow.

It’s eat or be eaten...literally!Locked in battle with the Lunatic Magician, Laios is the last man standing against an array of the dungeon’s deadliest dragons. Using his extensive monster knowledge to his advantage, Laios manages to defy the odds of almost certain death―at least until Sissel devises an even more terrible plan! Will Laios’s love of dungeon dining prove to be his downfall?

Help babies and toddlers master the building blocks of speech with this adorable, fun-to-read rhyming board book, written by an early speech expert!My First Learn-to-Talk Book is a joyful book that encourages speech development in little ones. By using adorable rhythmic rhyming text, simple exclamatory words and sounds, and engaging photographs of babies and toddlers, this book gives parents, grandparents, teachers, and therapists a new tool that does more than just entertain and engage babies and toddlers―it uses proven therapeutic techniques to help little ones think, repeat, react, and babble: the vital skills they need to talk!When I go down a slide, my mouth says "wheeee!"When I want a turn, my mouth says "me!"When I'm acting playful, my mouth says "boo!"When I hug my family, I say "I love you!"

Have fun and discover letter shapes in this moving-counter play book!Toddlers can start their writing journey without having to grasp a pen ­- just slide the counters around each track and have fun with the rhyming text!This book features curved tracks that mimic early handwriting patterns and with Swirls and Squiggles little ones can become familiar with letter shapes: S, C, Z, E and O. The five sliding counters in this book have fingerholes to help keep little hands steady and the rhyming narrative and bright illustrations from Ekaterina Trukhan will keep them entertained as they whizz around the tracks!This Learn&Play title:Boosts motor skillsIntroduces letter shapesRecommended for children 2+Look out for the other Ladybird Learn&Play title:Waves and Wiggles

A STEM singalong that young makers will love. Join a diverse group of budding minds and their friend Robot as they work together to build a treehouse! Designed to ignite interest in STEM â- the integration of science, technology, engineering and math â- this fact-packed singalong introduces kids to simple machines, social-emotional concepts like empathy and teamwork, and the basics of robotics and programming with 6 pages of educational notes. For even more fun, sing and dance along with the animated singalong video using the included QR code! Norma Jean Wright's powerful vocals make this revamp of "London Bridge is Falling Down" a dynamic delight.

想擺脫陰魂不散的前任或黏人的朋友嗎？交給Meg吧！達成率100%的她專用各種方法，替委託人驅逐身邊的麻煩人物。然而某天，她經手過的一名麻煩竟然現身她的屋外…這會是她漂亮業績上的第一敗嗎？A Winner. Funny and engaging' Belfast Telegraph'Brilliant' BellaMeet Meg Monroe, the fixer. If you want to get rid of someone you call Meg. (No, not like that - this would be a very different book!)Using her brilliant intuition, people reading skills and with masterful manipulation Meg befriends her mark and tells them what they want to hear, using it to convince them to see the error of their ways. She's never once found a case she can't handle - affairs, clingy former-friends, useless employees and exes that can't take the hint. But when a blast from the past turns up on Meg's doorstep, will she get caught in her own web of lies?

Little children will have fun using the wipe-clean pen as they solve pet-themed mazes, join dots, spot differences and trace over pictures and numbers. At the same time, they will be practising the vital pen-control skills they need for learning to write letters and numbers. The ink easily rubs off the shiny pages to make the activities ready to be done time and time again.