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PROJECT
225

Retro Color Organ

By Sara McCaslin

Learn how to create a music-activated LED display with a simple, low-cost circuit. This code-free project uses audio filters to sync LEDs with sound frequencies.

PROJECT
29

Making your Xmas Critters

By Pimoroni

Learn how to add flashing effects to a paper circuit.

PROJECT
24

Half Hour Hacks 1: The Resistor LED

By Pimoroni

Half hour hacks are, as you might have guessed, hacks that take around half an hour. They aim to make your electronics tinkering experience either more fun or more convenient.