Nicht immer kann man seinen Augen trauen!Dieses umfangreiche Buch mit über 150 optischen Illusion...

Over 60 intriguing optical illusions for readers of all ages to complete in colours of their choo...

Treasury of 300 puzzles features 3-D and chess puzzles, connections, dissections, foldings, geome...

'This title in the series looks at how light, color, and shade can mess with your mind! Learn how...

Te presentamos una colección extraordinaria de increíbles ilusiones ópticas, en un libro totalmen...

'This title in the series will demonstrate how your eyes see and interpret light and motion, some...

What's real? What's not? Reality is strange—and seeing isn't believing. When you look at an optic...

A picture tells a thousand words . . . or does it?These diverse puzzles each illustrate a differe...

'This title in the series will play around with your ideas of perspective and space! Learn about ...

'Includes activities and make-your-own illusions to trick your eyes and baffle your brain!'--Cover

A mind-blowing guide for the logical mind! Create your own optical illusions and amaze your frien...