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What makes it special
DIY assembled wind power car toy model kits set
Oersted Experiment
Because the gear plate is connected to the butterfly wing plate
Electric Bell Making and Hand Crank Generator
Basic Circuit Electronics Learning Kit - STEM Electricity Experiment Set integrated circuit What makes it specialWhat is it? Material: Green Plastic electronic components STEM kit Switch Size: (L)X(W)7. 1X3. 2cm 2. 79"X1. 25"(appr.) Battery Holder Size: (L)X(W)8X2cm 3. 14"X0. 78"(appr.) Bulb Holder Size: (L)X(W)7. 1X3. 2cm 2. 79"X1. 25"(appr.) Why did you make it? Enrich children's leisure life, cultivate hands on ability, and consolidate knowledge Let kindergarten children and elementary school students learn physical knowledge, hands on to form a simple
