Basic Classes of Linear Operators

Expand your child's knowledge with this exciting introduction to ten basic colors as they learn through lyrical writing and brilliant illustrations.My First Brain Quest: Colors introduces children to ten basic colors through lively illustrations and a catchy, rhyming text. Each scene features engaging images and focused questions that help the youngest learners count, name objects, and talk about what they see. Smart, colorful, grounded in educational principles, and reviewed by a panel of early learning experts, this board book introduces colors in a fun, memorable way.

B is for Breathe, C is for Calm and F is for Feelings in this beautiful ABC book designed to teach very young children the basic concepts of mindfulness and meditation.Baby Loves is a new range of gif

Fabulous flap book that demonstrates basic scientific ideas in a simple and engaging way.Each double page shows key ideas from a different branch of science, including astronomy, ecology, chemistry an

Rabbit up . . . Uh-oh! Rabbit down . . . With some droll ascents and landings, Jo Ham's international sensation hops into a board book about the basic concepts of up and down. Seesaws, diving boards, ski jumps, slides--life comes with its share of ups and downs. And for the adventurous, on-the-go Rabbit, they're simply par for the course. The creation of Jo Ham, whose art celebrates the magic of everyday life, Rabbit has been spotted everywhere from the Institute of Contemporary Art in Boston to mugs and nursery decorations in homes around the world. Now the iconic black-silhouetted bunny appears in a series of children's board books--fun, playful, and irreverent stories in striking and stylish packages that beg for a place on children's bookshelves.

Wacky Magic Windows: Words is an interactive board book by YoYo Books that uses mechanical "magic window" (shutter) tabs. When children pull the tab, one illustration magically transforms into another, helping them learn basic vocabulary in an engaging, hands-on way.

*includes 120 words and 40 textures*focuses on basic concepts of numbers, shapes, colors, and opposites*multisensory approach to learning, encouraging hands-on play as children develop vocabulary skills and word-picture association*includes many familiar objects and introduces them to new ones at the same time*Xavier Deneux's ciple, bold images never fail to captivate and keep readers engaged

This engaging picture book for little children explains how the body works, covering everything from blood and bones to dreams and digestion. Simple, friendly illustrations take you through basic body

Simple explanations of complex ideas for your future genius!Written by an expert, Quantum Information for Babies is a colorfully simple introduction to one of the fastest-growing areas of technology research. Babies (and grownups!) will learn all about qubits, information systems, and more. With a tongue-in-cheek approach that adults will love, this installment of the Baby University board book series is the perfect way to introduce basic concepts to even the youngest scientists. After all, it's never too early to become a quantum physicist!Baby University: It only takes a small spark to ignite a child's mind.

A beautifully illustrated series that grows with your baby.Baby's First Stories presents a unique blend of read-aloud stories and high-contrast visuals, featuring an adorable elephant, panda, whale and bunny. Each story has been created in consultation with Early Years Expert Lizzie Noble, to perfectly suit your baby's needs at every stage in their first year.9-12 months prompts older babies to interact with the book, tickling panda's tummy and looking for details in the artwork to reflect your baby's ability to spot fine details and respond to basic questions. Jane Foster's black-and-white artwork features bold pops of blue, red and yellow, including hidden details - reflecting your baby's sharpening eyesight.Neither too long, nor too short, each story will easily fit into baby's day, to make reading together a regular activity. Beautifully illustrated by award-winning textile designer Jane Foster, and written by picture book rising-star, Lily Murray.

The perfect book for truck-obsessed kids - a book and toy in one!The red truck has lots of jobs to do... Can you help? There are four tracks in this book for the wind-up truck to drive around, as it makes urgent deliveries, helps a family move house, transports an inflatable castle to a funfair and brings buckets of fresh flowers to a market.With lively scenes for the truck to drive around, things to spot and a sprinkling of facts about trucks, this is sure to keep fans of big machines entertained for hours.Just wind it up and watch it go!

Winner, 2025 Best Baby Book Prize from the French Ministry of Culture From family trips to ocean dips, experience summer's everyday magic in this sturdy, neon pop-up book. With playful illustrations, engaging text, and pop-up surprises that toddlers (and parents) will love!Designed especially for little hands, this bright, bold pop-up book brims with the joy of summer in every turn of the page. Perfectly portable and shaped for toddlers' hands, this sturdy board book features six playful pop-up scenes that leap from the pages with high-contrast neon images - the yellow of sunshine and the pink of summer sunsets.Celebrate the magic of summertime, from a busy bee zipping between blossoms to a bumpy ride in the family van, from spreading sunscreen on our faces to enjoying bare feet on a beach, and from diving into sunset seas to counting the stars at night. This book brings all our most-loved summer moments to life in a way that's both familiar and fresh, clever and surprising. Every page

All aboard!A world of colour awaits the passengers of the Rainbow Train.Join in with this beautiful adventure as Rainbow chugs along from morning till night, passing lots of vibrant places along the way.Look out of the windows and spot the colours on every page, one for every colour of the rainbow.Children will love the gentle story, perfect for taking on your travels or for bedtime reading.With gorgeous, vibrant art from Ella Hobbis and fun rhyming text by Katrina Charman.

This beautifully illustrated flap book explores just how smart all kinds of different animals are. Learn about how birds, octopuses and even fish use tools to get food, explore the complex communication skills of prairie dogs, why elephants really do never forget, the ways in which orangutans are the smartest problem solvers, how the most intelligent animals make use of us, and much more.

Take a trip around some of the world's most famous cities with this beautifully illustrated flap book.Explore some of the most famous cities in the world, from the bustling streets of Tokyo, to scenic Rio de Janeiro, via the ancient ruins of Rome. Lift the flaps to learn about the history of legendary landmarks, glimpse stunning scenery and skylines, and see inside iconic museums and galleries. Detailed illustrations bring the sights of the world's greatest cities to life.

"Yoon presents the wide-eyed subject's boisterous personality with confident sketches that capture the small dog's outsize holiday energy." --Publishers Weekly (starred review) High five! It's winter! For one spirited little puppy, winter means romping in the snow, birds to chase, fragrant evergreen trees, and joy, joy, joy! Then again, winter also means . . . oddly unfriendly deer? Millions of little lights? Contorting inflatable snowmen? Wait, what? If this is all winter too, then winter is kind of . . . weird! Helen Yoon's fresh and hilarious take on the winter season--part of a quirky new series of picture books--is a blend of bumbling affection and slack-jawed wonder.

From the bestselling and award-winning bookmaker Jon Klassen comes a trio of companion board books perfect for sharing with the youngest of children.With a minimal tableau of familiar objects and a gentle rhythm suited for reading aloud, a farm, a forest and an island are assembled with all their items, ending with bedtime as the sun goes down. These are places for a young child to have whenever they want to go there. This trio of board books, focusing on safe spaces, comfort, and imagination, signals new ground for Jon Klassen, even as peculiar touches of whimsy stamp them as iconically his.Your Places Box Set includes:Your FarmYour ForestYour Island

Big whoop. Autumn is here. Too bad Grumpkin HATES Halloween.Poor Grumpkin doesn't even want to BE a pumpkin, never mind embrace the spooky season! Join this sassy, squashy icon as he embarks on a journey of self-discovery, friendship and candy-corn-fuelled fun. With a loveable anti-hero, deadpan humour and fantastically funny illustrations from super-talented Siân Roberts, this hilarious board book shows children the importance of keeping an open mind and the possibility of finding joy where you least expect it. Perfect for fans of I Want My Hat Back by Jon Klassen, The Bad Seed by Jory John and Pete Oswald, and I Can Only Draw Worms by Will Mabbitt.

Come and meet the Chocolate Rabbit Family in this cute story from the world of Sylvanian Families.Welcome to the Red Roof Country Home! Come inside to meet Freya and her family, who are getting ready to throw a special party for all their friends. Along the way, lift the flaps to explore rooms, peek into cupboards and peer behind doors. There are all kinds of wonderful things to find! And can you spot Freya''s baby sister Crème hiding in the house?With simple text, things to spot and flaps to lift on every page, Freya''s Perfect Party is the perfect introduction for little ones to the iconic and beloved world of Sylvanian Families.Freya''s Perfect Party: A Lift-the-Flap Story is part of a range of official Sylvanian Families books, including stories, sticker books, activity books and more!

Plug in to the often mind-blowing world of artificial intelligence.How can a machine write a story? Are computers now cleverer than people? Could a robot do your shopping? Discover all the things that artificial intelligence can already do (and the things it can't).- Packed full of flaps to lift- Explores the opportunities - and risks - that AI could bring- Written in consultation with Professor Michael Wooldridge, from Oxford University's Department of Computer Science- Part of Usborne's See Inside Series which contains over 50 books, covering everything from space to Ancient Greece, the human body and evolution

Mummies LOVE hugs - from big, brave hugs to soft, snuggly ones. Young children will delight in turning the inventively shaped pages to bring mummies and their little ones together for a cuddle. This lovely book with simple rhyming text is a gentle exploration of how hugs can help with all kinds of feelings, and make you feel loved. The perfect gift for Mother's Day, or any time of the year!

Follow Little Robin on a flight from the city to the jungle, visiting ten different kinds of birds from around the world.Little Robin wakes up early and flies away from the nest on an adventure, meeting over ten species of birds from all over the world, from garden sparrows to city magpies, soaring bald eagles to flightless kiwis. Little Robin’s Book of Birds is a delightful, colorful treat, ending with a quiet nighttime scene perfect for winding down at bedtime.This reimagining of the author’s bestselling The Big Book of Birds is designed to instill an early love and curiosity for the natural world and its wonderous wildlife. Packed with sound effects and simple phrases to engage babies with Yuval Zommer’s gorgeous illustrations, this chunky board book is perfect for Zommer fans and any child who loves the sound of birdsong.

Trace the trails for search and find finger fun!Discover search-and-find finger-tracing fun as you trace the trails and follow the tractor through the busy farmyard pictures!Each scene is full of lots of neighing, oinking, and baaing farm animals to spot, too!Bright illustrations feature lots of detail to spot and words to say out loud, and aid development of first words and early reading.There are tactile trails to follow, bumpy textures to find and feel, plus peep-through windows lead you through the pages as you follow that tractor and find out where it is going!The tactile trails, bumpy textures and peep-through holes are perfect for sensory fun and interactive play.

Trace the trails for search and find finger fun!Discover search-and-find finger-tracing fun as you trace the trails and follow the truck through the busy pictures!Each scene is full of lots of beeping, chugging and rumbling vehicles to spot, too!Bright illustrations feature lots of detail to spot and words to say out loud, and aid development of first words and early reading.There are tactile trails to follow, bumpy textures to find and feel, plus peep-through windows lead you through the pages as you follow that truck and find out where it is going!The tactile trails, bumpy textures and peep-through holes are perfect for sensory fun and interactive play.

From the creator of Hippopposites, Rhymoceros, Llamaphones, and Comparrotives comes a new board book about onomatopoeia! In this oversize board book, young readers will learn about onomatopoeia via a very humorous panda--from waking up to the loud brrrrring of an alarm clock; to the twang of a guitar; to sneezing from a sniff of perfume--achoo! As with the previous books in the series, Onomatopanda features surprising touch-and-feel novelty elements throughout, making the onomatopoeia concept easy and fun to learn. Other books in the series include: Hippopposites, Rhymoceros, Llamaphones, and Comparrotives.

A funny flip-the-flap book for babies and young children, from the world of classic Dr. Seuss!An introduction to a variety of senses and the world of Dr. Seuss, perfect for babies and toddlers!Flip the flap – what can you see? Full of Dr. Seuss’s craziest characters and wittiest rhymes, this brilliant board book explores the world of the senses.Bright, vibrant and with interactive flaps throughout, the Flip-the-Flap books are brilliantly designed for introducing early concepts to babies and toddlers and offer a perfect first step into the wonderfully wacky world of Dr. Seuss.

A funny flip-the-flap book from the classic world of Dr. Seuss, perfect for babies and young children!An introduction to crazy colours and the world of Dr. Seuss, perfect for babies and toddlers!Flip the flap – what can you see? Full of Dr. Seuss’s craziest characters and wittiest rhymes, this brilliant board book explores a range of colours.Bright, vibrant and with interactive flaps throughout, the Flip-the-Flap books are brilliantly designed for introducing early concepts to babies and toddlers and offer a perfect first step into the wonderfully wacky world of Dr. Seuss.

A funny flip-the-flap book from the classic world of Dr. Seuss, perfect for babies and young children!An introduction to numbers and the world of Dr. Seuss, perfect for babies and toddlers!Flip the flap – what can you see? Full of Dr. Seuss’s craziest characters and wittiest rhymes, this brilliant board book explores numbers from 1 to 10!Bright, vibrant and with interactive flaps throughout, the Flip-the-Flap books are brilliantly designed for introducing early concepts to babies and toddlers and offer a perfect first step into the wonderfully wacky world of Dr. Seuss.

An exciting new collection of board books for early years fun!A new collection of board books introducing early concepts and the world of Dr. Seuss, perfect for babies and toddlers!Flip the flap – what can you see? Full of Dr. Seuss’s craziest characters and wittiest rhymes, this collection of eight lift-the-flap board books is perfect for introducing early concepts to young readers.Bright, vibrant and with interactive flaps throughout, these books are brilliantly designed for babies and toddlers and offer a perfect first step into the wonderfully wacky world of Dr. Seuss.Includes:Silly OppositesAmazing AnimalsWacky WeatherDizzy DaysSpecial ShapesSuper SensesCrazy ColoursNutty Numbers

A funny flip-the-flap book from the classic world of Dr. Seuss, perfect for babies and young children!An introduction to a variety of shapes and the world of Dr. Seuss, perfect for babies and toddlers!Flip the flap – what can you see? Full of Dr. Seuss’s craziest characters and wittiest rhymes, this brilliant board book explores a variety of shapes.Bright, vibrant and with interactive flaps throughout, the Flip-the-Flap books are brilliantly designed for introducing early concepts to babies and toddlers and offer a perfect first step into the wonderfully wacky world of Dr. Seuss.

Can you help Bear do the washing?Follow Bear and his friend Croc around the house as they do the laundry, and show your little one all the steps of household chores and a charming, engaging way.Full of flaps, wheels and even a slider, this is a hands-on introduction to busy chores for little paws. Roll up your sleeves and jump into this perfect exploration of grown-up tasks for tiny tots!

Who's the roariest dinosaur of them all? YOU decide! Push and pop the stars and count 1-5 to choose who is the greatest in this T. rexcellently funny counting book!This interactive book is full of dinosaurs - big dinosaurs, loud dinosaurs, stinky dinosaurs, and silly dinosaurs - and each one is trying to show you that they are the roariest and greatest dinosaur, ever! But which one IS the roariest? YOU decide! Push, pop, and count the soft, silicone stars to rank each dinosaur from 1 to 5, and choose the greatest dino of them all. Full of dinosaurs, a silicone star popper to push and pop, funny rhyming words to read and bright, colourful pictures, this book will bring lots of fun and silliness to story time.

Who's the sparkliest unicorn of them all? YOU decide! Push and pop the stars and count 1-5 to choose who is the greatest in this magical funny counting book!This interactive book is full of unicorns - clever unicorns, dancing unicorns, leaping unicorns, and speedy unicorns - and each one trying to show you that they are the sparkliest and greatest unicorn, ever! But which one is the sparkliest? YOU decide! Push, pop, and count the soft, silicone stars to rank each unicorn from 1 to 5, and choose the greatest unicorn of them all. Full of unicorns, a silicone star popper to push and pop, funny rhyming words to read and bright, colourful pictures, this book will bring lots of fun and silliness to story time.

A gentle retelling of C. S. Lewis’s classic bestseller, The Lion, the Witch and the Wardrobe, perfect for storytime with the youngest readers! Now available for the first time ever as a board book, a whole new generation of readers will fall in love with The Chronicles of Narnia in this abridged retelling of C.S. Lewis’s most beloved classic. With simple text paired with bright illustrations by Joey Chou, this is a must-have board book for a young child’s first library – a perfect introduction to the world of Narnia for very young readers.Since its original publication over seventy years ago, this story about four children who step through a wardrobe door and find the magical land of Narnia has delighted readers of all ages. The Lion, the Witch and the Wardrobe has been made into a blockbuster movie and an acclaimed play and has been read by over 100 million people around the world.

From a New York Times bestselling author comes this poignant, lyrical tale about nature's great escape artist--now in a board book edition! The octopus is happy in his undersea cave until one day, a diver captures him and takes him to live in an aquarium. The humans give him food and tests that look like toys. But every day is the same, and the octopus soon tires of captive life. And so, under the cover of darkness, he makes his daring escape... Maile Meloy and Felicita Sala bring us a story full of excitement and heart, about the thrill of hard-won freedom and the pull of home.

A new title in the hit novelty series with multiple sliders and a host of safari animals!Easy-to-use peekaboo sliders, a funny rhyming text and surprise mirror ending combine in this stylish and interactive board book for babies and toddlers!With a total of 10 smooth mechanisms to push, pull or turn on every spread this beautiful book is packed full of fun!From Camilla Reid and Ingela P Arrhenius, the award-winning team behind the bestselling Felt Flaps Where's Mr? series. Connecting with faces and playing peekaboo is one of the first games that babies play. It's why the very youngest of children will love this cute safari-themed book - and want to read it again and again.Also available: Peekaboo Cow, Peekaboo Apple, Peekaboo Bear, Peekaboo Sun, Peekaboo Love, Peekaboo House, Peekaboo Moon, Peekaboo Chick and Peekaboo Baby

Peep! Peep! All aboard with Thomas & Friends in this All Engines Go magnetic adventure! All Engines Go! Toddlers can take a journey across the Island of Sodor and meet all the trains in this fun, magnetic book with 5 great scenes. Start the day at the Engine Sheds, visit the Farm and race down Lookout Mountain. Then create adventures of your own with the magnetic characters of Thomas, Percy, Kana, Nia, Diesel, Bruno, Sandy and Carly.Each of the 8 engines is a magnetic play piece that can be used again and again. The illustration on the front cover shows the magnets that are stored inside the book. This removes the need for a plastic holder on the front cover.There are hours of fun to be had and this is the perfect way to encourage children aged 3 and up to use their imagination and build a life-long love of books. Thomas has been teaching children lessons about life and friendship for over 75 years. He ranks alongside other beloved character such as Paddington Bear, Winnie-the-Pooh

A first novelty board book of London landmarks with push, pull and slide mechanisms.Push, pull and slide the London scenes to explore the sights of the busy city: turn the London Eye, open and close Tower Bridge, even control the train doors of the London Underground!Busy London is a bright board book with easy-to-use mechanisms that are designed for toddlers. The colourful illustrations are packed with detail and things to spot, making it the perfect introduction to London, and a great way to share memories of a first visit.From Marion Billet, the illustrator of the popular Campbell London series.Collect more London titles for little explorers: My First London Bus, My First London Taxi, and The London Noisy Book.

Discover a world of opposites with different kinds of houses! From a country house to a town house, little hands will love lifting the flaps of this bright and chunky board book. With bright, quirky art from Liuna Virardi and fold-out flaps to lift and explore, this book is perfect for teaching little ones first opposites. Also available in the OKIDOKID Opposites series: People, Vehicles and Animals

Discover the celebration of Christmas with this bright, interactive lift-the-flap book. Lift the flaps to reveal the Christmas tree, greet the carol singers and open presents!Featuring simple text, gorgeous illustrations and satisfying lift-the-flaps, this book explores common Christmas traditions and helps young children understand the importance of this special holiday. The First Festivals series invites children to explore the world's culture from the comfort of their home, encourages the development of hand-eye coordination and is recommended for children aged 2 and over.

Monsieur Roscoe and his goldfish, Fry, are off on the holiday of a lifetime - and you're invited too! From the multi-award-winning, bestselling illustrator of Oi Frog! and The Lion Inside. Now in a sturdy board book format, for even the littlest of learners. Monsieur Roscoe is going on holiday! Join him and his goldfish, Fry, as they camp, ski and sail their way through the journey of a lifetime, making friends and learning lots of new French words along the way.A fun and colourful board book from the bestselling illustrator of Oi Frog! and The Lion Inside, Monsieur Roscoe will make learning French exciting for the youngest children.