Trick Your Eyes!
Challenge your eyes with the classic illusion trick cards; experience the dynamic illusions produced by the illusion spinner; view and create 3D pictures!  This kit includes a booklet with over 20 classic illusion tricks with scientific explanations, an illusion spinner with dazzling spinning top illusions such as the classic Morph Illusion and the Benham Disk, and a set of 3D glasses for viewing the included 3D pictures or the ones you create.  Cool and fun indeed!  For ages 3 and up.