Raspberry Pi Geek 18

You can give digital support to some pretty scary special effects for your next Halloween using the Raspberry Pi.

The PiXtend extension board makes it easy to add analog I/O and PWM connections to the Raspberry Pi.

Take a Presentation Machine slide show clicker from wired to wireless.

Monitor your environment with a Raspberry Pi and an air quality sensor.

Getting a handle on Arduino boards can be difficult. Luckily, quite a few block-based, Scratch-like programming environments are at hand that make the learning curve easier to climb.

Learn how to save and track player high scores from one game to the next using lists and variables.

Make a custom handheld wireless remote control with littleBits Wireless Transmitter and Receiver bits and slider, knob, button, or toggle bits.