A collection of 54 eye-catching optical illusions that fool the eye and delight the imagination. Colors, shapes and appearances transform themselves magically right before your eyes. Nothing is what it seems – and what you see is definitely not what you will get. Created by Pentagram, the internationally-renowned design firm. Based on the best selling book Pentamagic. Complete with explanations. Suitable for all card games.
Check out this high-quality gyroscope!
Check out this amazing renewable energy science kit featuring the wonders of hydroelectric power!
A combination of three of our great discovery toys, all in one package!
This kit will get your paper plane ready for takeoff!
This ultimate chemistry set features 250 mind-boggling experiments!
Build a model green house and 9 other green energy-related devices with this great kit!