50 Optical Illusions
Fifty mind-bending vision stunts in one cool box of tricks. It’s no illusion. Turn every head. These cool cards let you wow all your mates with amazing optical effects. As for you? Just flip the cards over to learn the secrets behind each one. Freaky faces with hidden shapes inside them. A sneaky spiral that isn’t really there. Devious dots that mysteriously vanish. And our favourite – the eye-boggling eight-legged elephant. Be the one who knows how the stunts are done.