Unlock an inconspicuous chest from across the room with a secret switch!

Connect a rotary dial telephone from the 80s to a cheap cellphone with an Arduino.

Redesign of a cheap set of a kid's railway into an intelligent train with control from the Android device. Project updated. Added sensor.

Reliable and proven sensors designs. Example of code. Recommendations for use.

Getting Tiny Tetris running on a 128x64 OLED display using an Arduino Nano or Uno.

Hugo just turned one, and to celebrate we bought him a Duktig kitchen from IKEA. I added a working microwave.

Simple useless box with Arduino and LEDs for mood effect.

Kill this terrifying bug at any distance with a laser ray! (Or dream about it...)

Treasure chest to store your most valuable things. You can only open it when you know the secret knock code.

DIY Infinity Gauntlet from cardboard (Reality Stone controlled light switch).

Control 55 RGB LEDs on the tree, let Santa twerk, control a model railroad, bus and balloon, or send your personal message to the display.

I designed and built a laser-activated NERF system.

Play a game on an LCD display with any remote control you want. But watch it, it gets faster in every level.

You can shoot water from the water pump when you throw a punch.

I hacked a Pie Face game to give me complete control over if and when the pie is thrown.

Race through your office at the speed of light! A project inspired by the OpenLEDRace project by @gbarbarov, made at Xing in Barcelona.

Another childhood toy. Although the original was brilliant with its icosahedron 20 answers, now with an Arduino I can add as many as I want.

Relive your childhood memories with the new and better Tetris!