A treat for the eye as well as the mind,these beautifully designed and intellectuallystimulating challenges werecreated by one of the world’s mostinnovative p

Give your brain a series of workouts that'll make it bigger and better! This colossal collection of more than 200 puzzles simultaneously provides a relaxing atm

Can cats code? These cats sure can! Find out all about loops and conditionals, presented with playful rhyming verse and goofy illustrations. Readers will learn