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caterpillar
The large pieces are on one end of the puzzle
Ball maze measures 11
With a shake of her fluffy
Thames & Kosmos Orbiting Solar System STEM Experiment Kit Arts & Crafts caterpillarSet the planets in motion with a flick of your wrist! Build a mechanical model of the solar system including the sun and eight planets (also known as an orrery), wind it up, and watch the planets revolve around the sun. Assemble this complex machine using snap together plastic parts to learn how the gears and wind up mechanism work to spin the model. Detail each planet with colourful, realistic looking printed planet graphics. Discover how a special
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