Chances are you already need a steel ruler for your fixing and making tasks, so why not use one that can do much more than ...

Yaluke has created a Raspberry Pi Pico-powered protractor that can be used to calculate rotation data for simulating steering ...

In this vein, you may find a digital protractor preferable to the classic printed type. [Nirav Jadav]’s project is a simple one but serves as a good learning experience for those getting to ...