When pressed, the image of the tree is shown to pass through the human eye lens focusing upon the retina and then on to the brain where it is identified. Where there is light, we can identify colours, shapes and brightness. In addition, this board will promote discusion about taking care of our eyes by keeping them covered by sunglasses in bright light, avoiding sharp objects and not staring at a TV for too long.
Size (cm): L:46 W:5 H:46
Size (inch): L:18 W:2 H:18