Inspired by Earth's most beautiful patterns, the Natural Impressions collection offers a fun and meditative way to play. Each set includes a tin of Thinking Putty and a unique roller that creates amazing organic shapes and designs. Make a desert landscape, a river bed, a lush rainforest, or use your imagination to create a whole new world.

Rivers play an important part in human life and civilization. Plus, they're amazing ecosystems. Create a river bed complete with fish, frogs, and more with your Thinking Putty and the included shape roller.