FREE PLAY: Children can create a variety of small structures and combinations with the included wooden nuts and bolts. Various rounded shapes can be incorporated into imaginative play as children pretend to be a mechanic owner of an auto repair shop or handyperson. SUPPORTS DEVELOPMENT: Problem solving and reasoning skills are tested as children explore and create different combinations and shapes. While they grab twist and sort the nuts and bolts their fine motor skills and hand-eye coordination also further develop. SUSTAINABLY-MADE: Crafted with PlanWood(TM) a PlanToys material made from surplus sawdust that results in a more flexible water-resistant wood and sustainable rubberwood the playset is safe for a variety of conditions and is stained with non-toxic water-based dyes. INCLUDES: 2 solid wooden bolts are paired with round "heads" and 6 colorful PlanWood shapes for play. Suitable for children 2 years and older.