Buster Books presents Activity Books for Clever Kids. 10 Titles in this series are - Quiz Book + Word Searches + Brain Gaming + Mental Maths Games + Logic Games + General Knowledge Quizzes + Time Tables Games + Crossword Challenges + Travel Puzzles + Science Puzzles - Set of 10 Books. From the author of the bestselling Brain Games for Clever Kids, these books will keep clever kids entertained for hours. It's jam-packed full of quizzes to complete! Conveniently compact for travelling, this book is perfect for clever kids who love to truly test their brainpower. The book has over 800+ questions to keep even the cleverest of kids entertained, from science and nature to history and geography. Jam-packed with 10 different kinds of quizzes such as 'true or false' and multiple-choice to keep kids on their toes, it's impossible to get bored of these brain busters & Trainers. There are three difficulty levels so kids can either work their way to the top or give themselves the ultimate challenge!