If you cast your mind back to issue 51 of the magazine, you’ll remember a robot on the cover that you could make yourself. Its designer, Brian Corteil, has taken the lessons from making that robot to build an all-new improved version, which you can buy directly from his Coretec website.
The Tiny 4WD is the end result of this learning process, and is available as a kit that you build yourself. All you need to supply is a Raspberry Pi and a way to power it (a mobile USB battery charger will do the trick). The kit is optimised for a Pi Zero, with specific mounting points on the chassis. However, we tested it using a Raspberry Pi 3 and it worked well.
Easy build
The build is fairly quick. There are only three parts to the chassis, and one of these isn’t necessary in its basic state. The box recommends … // Read more: original article.

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