In this kit we will explore different types of fascinating optical illusions including: double meaning illusions - is it a face or a vase?, movement illusions - is the picture moving?!?, distorting illusions - is this really a straight line? You will build a magical piggy bank that will make your money disappear, explore color illusions with special spinners. These are just a few of many exciting experiments inside. Over a dozen of them in this exciting kit!