Mapping your lot is the first step in designing a homestead.
Get organized! Instantly design custom-sized bins, then cut them by laser or by hand.
Create an awesome IR pen from a toy light sword and control your computer with gestures.
Use cheap photoresistors, phototransistors, and photodiodes to make powerful sensors for your projects.
This design for an external adapter lets you use a computer power supply without modifying it.
Salvage the piezo from an old toy and use it to build a small contact microphone that can be used to amplify acoustic instruments.
Holonomic robots are cool.
Learn this simple hack to start adding your own sensors to the your Mindstorms system.
With the Vinyl Digitizer Phono Preamp, you can "dub" records onto your computer and convert the sound files for your phone, MP3 player, car, or anywhere else you need music.
Build this simple rolling Mini Tank to learn how to combine Arduino microcontrollers with Lego Mindstorms robotics.
Build $10 panniers from 5-gallon buckets.
Using a basic digital camera and photo software, you can produce a large high-resolution macro image with a long depth of field.
