There are more than 4,000 variations that can be made with these 8 clever blocks! Made of Beechwood, the rectangular blocks include illustrations on four sides with a range of hair styles/hats, eyes, noses and mouths. There are 2 blocks per facial feature, each with 4 variations on the sides. The pieces can be mixed and matched to create a variety of emotions and characters. These blocks are perfect for young children to explore emotions and empathy, develop descriptive language and foster fine motor skills. Blocks measure 5¼ L" x 1¾ W" x 1" H. 8/set.