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Are you smart enough to help Ethan, Kiran, Cassia and Zane stop a long-forgotten ancient Egyptian tomb from disappearing forever? This dynamic, interactive book is packed with all kinds of puzzles, including fiendish mazes, cunning logic problems, codes t
Are you smart enough to help Ethan, Kiran, Cassia and Zane track down the toxic slime that's infiltrated an incredible eco dome? This dynamic, interactive book is packed with all kinds of puzzles, including fiendish mazes, cunning logic problems, code
Discover how math is part of our daily lives with Everyday STEM MathAmazing Math . Mathematics is not just working out sums and equations for schoolit''s all around us and used in everyday situations. From photography and cooking to ballet and fashion de