The ThinkFun Hypnograph Drawing Machine is an easy-to-use instrument for epicycloid drawings!

Let your aspiring artist get lost in the fascinating world of complex epicycloid drawings with the ThinkFun Hypnograph. This machine allows its user to create neverending curved drawings by providing them with 13 interchangeable gears in different sizes and the ThinkFun’s easy-to-follow guided setup. The user can choose to follow the included setup or create their very own unique design!