Introduction to JavaScript Object Notation

A fully updated new edition of DK’s bestselling reference book, containing all the latest knowledge and current thinking in a fresh new design. When? Where? What? Why? This stimulating and comprehensive encyclopedia answers all the questions children love to ask. Each chapter is jam-packed with maps, charts, timelines, diagrams, beautiful images, and amazing facts. Did you know, for example, that a single drop of blood contains five million blood cells? Or that there are areas of desert on all seven of Earth’s continents? Prepare to build your knowledge on a wide range of topics―including Earth and beyond, plants and animals, history and politics, science, technology, and the human body―arranged thematically with more than 9,000 indexed entriesand 2,500 colorful images. Cross-reference icons encourage children to explore and discover linked information, feeding their curiosity and building their general knowledge. The New Children’s Encyclopedia, which has sold more than 1.3 million c

Teach your young children all there is to know about the minerals and rocks found beneath their feet with this delightful set of 54 flash cards.Dig up the Earth and uncover the wonderful world of rocks and minerals with this collection of colorful, educational picture cards. From rough rocks to glistening gems and everything in between, children will love mastering the names of these elements and learning all of the must-know facts and figures―there will be no stone left unturned. These two-sided cards will provide simple questions that will challenge children’s understanding, fascinating facts that will test their memory, and a pronunciation guide for each rock and mineral to help children develop their vocabulary and reading abilities. The flash cards are also large and sturdy, making them ideal for any learning environment and perfect for messy little hands. With a vibrant, detailed illustration on every card, the Rocks and Minerals Flash Cards set makes for a beautiful gift and mo

Each book in this unique Math Mastery collection developed by experts covers all the essential skills for children in the first stages of their math journey.Each topic is supported by clear examples and helpful hints to encourage proficiency. Aimed at children ages 10-11, topics include addition and subtraction, math investigations, measuring, fractions, decimals and percentages, multiplication and division, and math practice. This collection is attractively illustrated and led by appealing characters who offer helpful tips to children (and parents) that make learning accessible and interesting. Every child can learn math with Math Mastery.

Each book in this unique Math Mastery series developed by experts covers all the essential skills for children in the first stages of their math journey. Each topic is supported by clear examples and helpful hints to encourage proficiency.Aimed at children ages 9-10, topics include addition and subtraction, math investigations, measuring, fractions and decimals, multiplication and division, and math practice. This collection is attractively illustrated and led by appealing characters who offer helpful tips to children (and parents) that make learning accessible and interesting. Every child can learn math with Math Mastery.3

Each book in this unique Math Mastery collection developed by experts covers all the essential skills for children in the first stages of their math journey. Each topic is supported by clear examples and helpful hints to encourage proficiency.Aimed at children ages 8-9, topics include addition and subtraction, math investigations, measuring, fractions and decimals, multiplication and division, and math practice. This collection is attractively illustrated and led by appealing characters who offer helpful tips to children (and parents) that make learning accessible and interesting. Every child can learn Math with Math Mastery.

Each book in this unique Math Mastery collection developed by experts covers all the essential skills for children in the first stages of their math journey. Each topic is supported by clear examples and helpful hints to encourage proficiency.Aimed at children aged 5-6, topics include numbers, counting, addition and subtraction, time and shape, measuring, and math practice. This collection is attractively illustrated and led by appealing characters who offer helpful tips to children (and parents) that make learning accessible and interesting. Every child can learn Math with Math Mastery.

Each book in this unique Math Mastery collection developed by experts covers all the essential skills for children in the first stages of their math journey. Each topic is supported by clear examples and helpful hints to encourage proficiency.Aimed at children ages 6-7, topics include addition and subtraction, time and shape, measuring, fractions, multiplication and division, and math practice. This collection is attractively illustrated and led by appealing characters who offer helpful tips to children (and parents) that make learning accessible and interesting. Every child can learn math with Math Mastery.

Each book in this unique Math Mastery collection developed by experts covers all the essential skills for children in the first stages of their math journey. Each topic is supported by clear examples and helpful hints to encourage proficiency.Aimed at children ages 7-8, topics include addition and subtraction, time and shape, measuring, fractions, multiplication and division, and math practice. This collection is attractively illustrated and led by appealing characters who offer helpful tips to children (and parents) that make learning accessible and interesting. Every child can learn math with Math Mastery.

Each book in this unique Math Mastery collection developed by experts covers all the essential skills for children in the first stages of their math journey. Each topic is supported by clear examples and helpful hints to encourage proficiency.Aimed at children aged 7-8, topics include numbers, counting, addition and subtraction, time and shape, measuring, and math practice. This collection is attractively illustrated and led by appealing characters who offer helpful tips to children (and parents) that make learning accessible and interesting. Every child can learn Math with Math Mastery.

Each book in this unique Math Mastery collection developed by experts covers all the essential skills for children in the first stages of their math journey. Each topic is supported by clear examples and helpful hints to encourage proficiency.Aimed at children aged 7-8, topics include numbers, counting, addition and subtraction, time and shape, measuring, and math practice. This collection is attractively illustrated and led by appealing characters who offer helpful tips to children (and parents) that make learning accessible and interesting. Every child can learn Math with Math Mastery.

Each book in this unique Math Mastery collection developed by experts covers all the essential skills for children in the first stages of their math journey. Each topic is supported by clear examples and helpful hints to encourage proficiency.Aimed at children aged 8-9, topics include numbers, counting, addition and subtraction, time and shape, measuring, and math practice. This collection is attractively illustrated and led by appealing characters who offer helpful tips to children (and parents) that make learning accessible and interesting. Every child can learn Math with Math Mastery.

Each book in this unique Math Mastery collection developed by experts covers all the essential skills for children in the first stages of their math journey. Each topic is supported by clear examples and helpful hints to encourage proficiency.Aimed at children aged 7-8, topics include numbers, counting, addition and subtraction, time and shape, measuring, and math practice. This collection is attractively illustrated and led by appealing characters who offer helpful tips to children (and parents) that make learning accessible and interesting. Every child can learn Math with Math Mastery.

Each book in this unique Math Mastery collection developed by experts covers all the essential skills for children in the first stages of their math journey. Each topic is supported by clear examples and helpful hints to encourage proficiency.Aimed at children aged 7-8, topics include numbers, counting, addition and subtraction, time and shape, measuring, and math practice. This collection is attractively illustrated and led by appealing characters who offer helpful tips to children (and parents) that make learning accessible and interesting. Every child can learn Math with Math Mastery.

Each book in this unique Math Mastery collection developed by experts covers all the essential skills for children in the first stages of their math journey. Each topic is supported by clear examples and helpful hints to encourage proficiency.Aimed at children aged 8-9, topics include numbers, counting, addition and subtraction, time and shape, measuring, and math practice. This collection is attractively illustrated and led by appealing characters who offer helpful tips to children (and parents) that make learning accessible and interesting. Every child can learn Math with Math Mastery.

Each book in this unique Math Mastery collection developed by experts covers all the essential skills for children in the first stages of their math journey. Each topic is supported by clear examples and helpful hints to encourage proficiency.Aimed at children aged 9-10, topics include numbers, counting, addition and subtraction, time and shape, measuring, and math practice. This collection is attractively illustrated and led by appealing characters who offer helpful tips to children (and parents) that make learning accessible and interesting. Every child can learn Math with Math Mastery.

Each book in this unique Math Mastery collection developed by experts covers all the essential skills for children in the first stages of their math journey. Each topic is supported by clear examples and helpful hints to encourage proficiency.Aimed at children aged 8-9, topics include numbers, counting, addition and subtraction, time and shape, measuring, and math practice. This collection is attractively illustrated and led by appealing characters who offer helpful tips to children (and parents) that make learning accessible and interesting. Every child can learn Math with Math Mastery.

Each book in this unique Math Mastery collection developed by experts covers all the essential skills for children in the first stages of their math journey. Each topic is supported by clear examples and helpful hints to encourage proficiency.Aimed at children aged 9-10, topics include numbers, counting, addition and subtraction, time and shape, measuring, and math practice. This collection is attractively illustrated and led by appealing characters who offer helpful tips to children (and parents) that make learning accessible and interesting. Every child can learn Math with Math Mastery.

Each book in this unique Math Mastery collection developed by experts covers all the essential skills for children in the first stages of their math journey. Each topic is supported by clear examples and helpful hints to encourage proficiency.Aimed at children aged 8-9, topics include numbers, counting, addition and subtraction, time and shape, measuring, and math practice. This collection is attractively illustrated and led by appealing characters who offer helpful tips to children (and parents) that make learning accessible and interesting. Every child can learn Math with Math Mastery.

Each book in this unique Math Mastery collection developed by experts covers all the essential skills for children in the first stages of their math journey. Each topic is supported by clear examples and helpful hints to encourage proficiency.Aimed at children aged 10-11, topics include numbers, counting, addition and subtraction, time and shape, measuring, and math practice. This collection is attractively illustrated and led by appealing characters who offer helpful tips to children (and parents) that make learning accessible and interesting. Every child can learn Math with Math Mastery.

Each book in this unique Math Mastery collection developed by experts covers all the essential skills for children in the first stages of their math journey. Each topic is supported by clear examples and helpful hints to encourage proficiency.Aimed at children aged 10-11, topics include numbers, counting, addition and subtraction, time and shape, measuring, and math practice. This collection is attractively illustrated and led by appealing characters who offer helpful tips to children (and parents) that make learning accessible and interesting. Every child can learn Math with Math Mastery.

Each book in this unique Math Mastery collection developed by experts covers all the essential skills for children in the first stages of their math journey. Each topic is supported by clear examples and helpful hints to encourage proficiency.Aimed at children aged 8-9, topics include numbers, counting, addition and subtraction, time and shape, measuring, and math practice. This collection is attractively illustrated and led by appealing characters who offer helpful tips to children (and parents) that make learning accessible and interesting. Every child can learn Math with Math Mastery.

Each book in this unique Math Mastery collection developed by experts covers all the essential skills for children in the first stages of their math journey. Each topic is supported by clear examples and helpful hints to encourage proficiency.Aimed at children aged 10-11, topics include numbers, counting, addition and subtraction, time and shape, measuring, and math practice. This collection is attractively illustrated and led by appealing characters who offer helpful tips to children (and parents) that make learning accessible and interesting. Every child can learn Math with Math Mastery.

Each book in this unique Math Mastery collection developed by experts covers all the essential skills for children in the first stages of their math journey. Each topic is supported by clear examples and helpful hints to encourage proficiency.Aimed at children aged 9-10, topics include numbers, counting, addition and subtraction, time and shape, measuring, and math practice. This collection is attractively illustrated and led by appealing characters who offer helpful tips to children (and parents) that make learning accessible and interesting. Every child can learn Math with Math Mastery.

Each book in this unique Math Mastery collection developed by experts covers all the essential skills for children in the first stages of their math journey. Each topic is supported by clear examples and helpful hints to encourage proficiency.Aimed at children aged 9-10, topics include numbers, counting, addition and subtraction, time and shape, measuring, and math practice. This collection is attractively illustrated and led by appealing characters who offer helpful tips to children (and parents) that make learning accessible and interesting. Every child can learn Math with Math Mastery.

DK’s best-selling, richly illustrated encyclopedia series explores planet Earth inside and out. Discover our planet―its place in space, its volcanoes, wild landscapes, deserts and oceans, hurricanes and earthquakes. What’s inside Earth, and why is it so hot under the surface? How did our planet come about, and what did it look like in the beginning? How are mountains formed and why are forests important? What happens when glaciers melt and how can we stop climate change? Explore habitats and ecosystems―inside caves, among enormous redwoods, on the savannas, or deep down under the oceans. This extraordinary encyclopedia fuels your imagination with its jaw-dropping visual approach to explain anything from what keeps Earth in its place to the great diversity of plants, animals, and people who live here, how it is changing and why it is unique. Knowledge Encyclopedia: Earth! covers everything you need to know about Earth in glorious technicolor detail alongside easy explanations and fun

2023年最新蜘蛛人動畫電影，一起進入蜘蛛人邁爾斯的多重宇宙！書中有100張貼紙，讓孩子來動動腦，依形狀貼上正確的貼紙，來完成這本超酷的蜘蛛人貼紙圖鑑書。Go on a new epic adventure with Miles Morales and Gwen Stacy in this exciting sticker book featuring more than 100 stickers.Spider-Man and Spider-Gwen are back! Join them as they face off against a powerful villain. With more than 100 full-color stickers, this book will appeal to young Marvel fans looking for adventure.(C) 2021 MARVEL (C) 2021 SPA & CPII

The ultimate book of knowledge for kids aged 7 to 9, this all-encompassing children's encyclopedia contains all the information your child needs, explained clearly and checked by experts.This revised edition includes 16 brand-new pages, plus updates to existing content.DK Children’s Encyclopedia is an engaging, traditional-style general reference book for kids covering all the core subjects including Arts, People, History, Earth, Nature, Science, Technology, Space, and the Human Body. This book for children is a must-have resource for every child’s shelf, with age-appropriate, jargon-free text accompanied by stunning, detailed images covering over 250 topics all in one place. It’s an essential encyclopedia for any child who wants to discover as much as possible about the world around them.Packed with information, each single-page entry in this fantastic children’s encyclopedia features a key topic explained in concise text accompanied by gorgeous visuals, fun facts, and extensive cross

Each book in this unique Math Mastery collection developed by experts covers all the essential skills for children in the first stages of their math journey. Each topic is supported by clear examples and helpful hints to encourage proficiency.Aimed at children aged 7-8, topics include numbers, counting, addition and subtraction, time and shape, measuring, and math practice. This collection is attractively illustrated and led by appealing characters who offer helpful tips to children (and parents) that make learning accessible and interesting. Every child can learn Math with Math Mastery.

Each book in this unique Math Mastery collection developed by experts covers all the essential skills for children in the first stages of their math journey. Each topic is supported by clear examples and helpful hints to encourage proficiency.Aimed at children aged 10-11, topics include numbers, counting, addition and subtraction, time and shape, measuring, and math practice. This collection is attractively illustrated and led by appealing characters who offer helpful tips to children (and parents) that make learning accessible and interesting. Every child can learn Math with Math Mastery.

Each book in this unique Math Mastery collection developed by experts covers all the essential skills for children in the first stages of their math journey. Each topic is supported by clear examples and helpful hints to encourage proficiency.Aimed at children aged 9-10, topics include numbers, counting, addition and subtraction, time and shape, measuring, and math practice. This collection is attractively illustrated and led by appealing characters who offer helpful tips to children (and parents) that make learning accessible and interesting. Every child can learn Math with Math Mastery.

Each book in this unique Math Mastery collection developed by experts covers all the essential skills for children in the first stages of their math journey. Each topic is supported by clear examples and helpful hints to encourage proficiency.Aimed at children aged 7-8, topics include numbers, counting, addition and subtraction, time and shape, measuring, and math practice. This collection is attractively illustrated and led by appealing characters who offer helpful tips to children (and parents) that make learning accessible and interesting. Every child can learn Math with Math Mastery.

Each book in this unique Math Mastery collection developed by experts covers all the essential skills for children in the first stages of their math journey. Each topic is supported by clear examples and helpful hints to encourage proficiency.Aimed at children aged 6-7, topics include numbers, counting, addition and subtraction, time and shape, measuring, and math practice. This collection is attractively illustrated and led by appealing characters who offer helpful tips to children (and parents) that make learning accessible and interesting. Every child can learn Math with Math Mastery.

Each book in this unique Math Mastery series developed by experts covers all the essential skills for children in the first stages of their math journey. Every topic is supported by clear examples and helpful hints to encourage proficiency.Aimed at children aged 4–6, this full-color book will help your child learn about number patterns, sequences and ordering, and using pictures and objects. It's attractively illustrated and led by appealing characters who offer useful tips to children (and parents) that make learning accessible and interesting. Every child can learn math with Math Mastery.

Each book in this unique Math Mastery collection developed by experts covers all the essential skills for children in the first stages of their math journey. Each topic is supported by clear examples and helpful hints to encourage proficiency.Aimed at children aged 9-10, topics include numbers, counting, addition and subtraction, time and shape, measuring, and math practice. This collection is attractively illustrated and led by appealing characters who offer helpful tips to children (and parents) that make learning accessible and interesting. Every child can learn Math with Math Mastery.

Each book in this unique Math Mastery collection developed by experts covers all the essential skills for children in the first stages of their math journey. Each topic is supported by clear examples and helpful hints to encourage proficiency.Aimed at children aged 10-11, topics include numbers, counting, addition and subtraction, time and shape, measuring, and math practice. This collection is attractively illustrated and led by appealing characters who offer helpful tips to children (and parents) that make learning accessible and interesting. Every child can learn Math with Math Mastery.

A series of picture books that teach children about dinosaurs with a narrative story and a working spread at the end of the book with more facts and information about what they just learned.These picture books will teach children about dinosaurs through a story! Marie Bollman’s beautiful illustrations are friendly and fun (but still technically correct!) and each story will end with a working spread on dinosaurs doing what DK does best―using photography and illustrations to teach children incredible facts that deepen their knowledge of a well-loved subject.In this book, find out all about Deinonychus’s big day―from going out with her hunting pack in the morning, to weathering a big rainstorm, and escaping from a muddy ravine.