Sntieecr 276PCS DC Motor Kit, Mini Electric Circuit Kit For DIY Science Projects With Motors, LED Light, Vanes Propeller, AA Battery Holder, Plastic

EUDAX 465PCS DC Motor Kit STEM Mini Electric Motor Kit For DIY Science Projects, LED Light Vanes Propeller, AA Battery Holder, Plastic Gears,

18 Set DC Motors Kit, Mini Electric Hobby Motor 3V -12V 25000 RPM Strong Magnetic With Shaft Propeller, 2 X AA Battery Holder,9V Battery Clip

DC Motors Kit For Kids, 6 Set 159Pcs Mini Electric Hobby Motor Strong Magnetic With Plastic Gears, Shaft Propeller, Plastic Wheels For DIY STEM