Develops fine motor skills and creative thinking skills Made from a durable stone mix Easily washable; good for indoor and outdoor play 30 figures in 10 colors Ages 2 years and up 2 years and up. Empower children to make their imagination a reality with the Sensory Stones: Little People Like Me - Families collection. The facial features and physical characteristics of the figures in this set are deliberately minimalistic to put children's imaginations in the driver's seat. Children can find the pieces that look like them to create a likeness of their family or use the pieces as the foundation for something entirely different. Figures come in three sizes: 2" tall x 1.34" wide, 2.5" tall x 1.46" wide, and 2.75" tall x 1.65" wide.