3 years & up. Inspire and be inspired with this set of 144 unique, soft formed loose parts that mimic elements we see in the world around us. The law of gravity will test a child's patience, concentration and problem solving skills while creating imaginative structures. The set includes loose parts that represent water, trees, bricks, wood, steel, stones, a ball and people. The idea guide is full of images that will help spark imaginations and inspire new creations.