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 expand 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 entries and 2,500 colourful images. Cross-reference icons encourage children to explore and discover related information, feeding their curiosity and building their general knowledge. The New Children's Encyclopedia, which has sold more than 1.3 million copies since it was first published in 2009, has now been fully updated in line with the most up-to-date research. Developed, written, and checked by experts, this is the must-have reference book for every child's library.