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description:DC3-12V 2700RPM DC motor current machine can use direct current to convert it into mecha..
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Tedco is dedicated to making science fun!..
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Build your very own treasure finding device with the 4M Metal Detector Robot. Learn about mechanics ..
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Motor spins very fast; always wear safety goggles. Super Glue, provided with the kit, is “instant bo..
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Motor spins very fast; always wear safety goggles. Super Glue, provided with the kit, is “instant bo..
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More than just a toy, the Aristo Craft Catapult STEM model kit provides a hands-on learning experien..
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Features: DIY unassembled Stirling model kit, enhance hands-on ability, experience the fun of assemb..
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Our original intention in designing these toys: Are there any interesting toys for kids or teens to ..
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Product descriptionSize:RF-500TB-12560characteristic:Â The structure consists of a stator and a roto..
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Description: This vertical wind generator can work no matter from which direction the wind comes. Co..
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Feature:1. APPLICABLE OCCASION: A wide range of applications, suitable for children's science projec..
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Experimental cognition: electromagnet working principle: a simple summary is the magnetic effect of ..
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