Hypnograph

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Create complex epicycloid drawings with ThinkFun’s HypnoGraph, a marvelous drawing machine! Easy to use and fascinating to watch, the machine creates an infinite variety of drawing s consisting of beautiful repeating curves. Fully adjustable parts can be configured differently to create drawings using the 13 interchangeable gears of varying sizes. Features: 1 HypnoGraph Base 1 Geared Turntable 13 Repositionable Gears 1 T-Arm Gear Crank Handle & Connector Parts Instruction Manual with Drawing Setups Pen Holder & 1 Fine-tip Drawing Pen 20 Paper Discs Show more