36 Pcs STAINED Large Rainbow Square Indian Puzzle Blocks with Storage TrayThe set contains 36 pieces and comes in a sturdy wooden frame. This geometrical puzzle encourages the feeling of colors and forms in play, three dimensional thinking, and inner flexibility. Many variations of shapes & colors are possible when taken out of the frame. The blocks sit in a square wooden frame. Material: basswood with non toxic water based stains Dimensions: 14. 6 x 14. 6 x 1. 8 inches