Watch two pictures magically become one with these classic optical illusion toys from House of Marbles. Roll the wooden stick quickly back and forth between your palms and the images on either side appear to combine. The set includes four illustrated designs plus a blank spinner for creating your own optical illusion.
House of Marbles Set of 5 double sided cards on wooden sticks 4 illustrated optical illusions plus 1 blank Made from sustainably sourced materials Cards measure approximately 7.5 × 7.5 cm Overall height approximately 16 cm Product code: 220019 Ages 3+
