It's Twig! When precision wooden shapes and vibrant colors meet, expect nothing less than creative learning fun! It's natural wood, carved with care and colored with brilliance! Light plays its way through the windows of Twig ... illuminating lines, contours, space and arrangement. Each Twig set consists of 72 wooden pieces, each precision-cut and compatible with one another. The interactivity between components means limitless combinations in open-ended play.>