It’s a simple robot that drags a pen around to draw on paper. [Tim] decided to build one that uses a simple skid-steer design to get around the page. An Arduino Nano is the brains of the ...

The Nano also conveniently works with the Arduino IDE out of the box ... and even mobile robots and drones. Given its slim profile, you'll have no issue fitting it into tight spaces.

As the Arduino Nano and Micro cost the same ($24.90), deciding ... DIY devices like portable environmental sensors or mobile robots, you can't go wrong with the Nano. Its size makes it easy ...

The robot itself is relatively simple, with four geared DC motors, motor drivers wired to an Arduino Nano that interfaces with an Android Phone over serial. The app created by the Intel ISL team ...