A busy, can-you-find, virtual puzzle book with link to GoogleTM Earth! It's jam-packed with things to spot, puzzles to solve and mysteries to uncover. Along the

Great Global Puzzle Challenge with Google Earth(TM) by Clive Gifford, illustrated by William Ings is an amazing illustrated tour of some of the most interesting

Help! A mad scientist has unleashed a throng of deadly robots on the world--and only by joining the characters and solving every one of these science-based puzz