A set of 50 of the most amazing optical illusions ever created. Each card has a mind-boggling illusion on one side and an explanation of how it works on the other. Includes a “revealer” card to help check colours and take measurements to show that seeing really is believing.
Usborne - 50 Optical Illusions Activity Cards
Usborne
Was:
$12.99
Now:
$11.69
- SKU:
- 9781409507796
- UPC:
- 9781409507796
- Gift wrapping:
- Options available