Description

Complete 12-piece simple machines set covering inclined plane

hand-cranked so students trace how shifter engagement alters gear ratios and output torque selection

Built for cnidarian study

Shows oxygenated and deoxygenated blood paths between heart chambers and alveolar surfaces through seven hand-painted removable parts designed with medical-professional input

5-Piece Giant Wooden Clothespins for Crafting, 10.5 inch Racks & Stands_Funnel Stands Complete 12-piece simple machines setTen and a half inch giant wooden clothespins ship as a 5 piece set for larger decorative crafting, hanging displays, and classroom projects.

Exchange/Return Notes

We offer a 30-day return/exchange service after receiving.
Final sale items are not eligible for returns or exchanges.
To process your return/exchange, please contact us at [email protected]
Please click here for more details>>> Return & Exchange Policy

5-Piece Giant Wooden Clothespins for Crafting, 10.5 inch Racks & Stands_Funnel Stands Complete 12-piece simple machines set

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