DIY a super simple electric high -speed train

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materials needed:

DIY一个超简单的电动高速火车

Naked copper thread 20 (not lacquer cable).

AA battery

Two 15mmx 10mm m magnets

DIY一个超简单的电动高速火车

Step 1: Wind by the coil

DIY一个超简单的电动高速火车

Handmade is too slow, find a PVC tube, hit a small hole, and fix the copper thread.Then one end of the PVC tube is connected to a flashlight drill, which slows down and let it turn it by itself. This is much faster.

DIY一个超简单的电动高速火车

Step 2: Production

This step is simple.Just put the magnet on both ends of the electromagnetic

Magnets are all Antarctic or North Polar Domains

Step 3: You can try it

DIY一个超简单的电动高速火车

Put the battery in the coil and it will run away

Video tutorial:

DIY一个超简单的电动高速火车

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