First Sticker Book Optical Illusions

Discover the mystery of optical illusions with this mind-bending sticker book. Add the stickers to the pages and watch as squares melt, pictures shift, arrows wobble and much more! These eye-tricking illusions will have children shaking pages, turning the book upside down and scratching their heads [...]
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Discover the mystery of optical illusions with this mind-bending sticker book. Add the stickers to the pages and watch as squares melt, pictures shift, arrows wobble and much more! These eye-tricking illusions will have children shaking pages, turning the book upside down and scratching their heads for hours on end.