PlankPoint™: The planking board that's a game controller, joystick, or mouse
Customizable Work Bench
PCB etching (prototyping)
Two Axis Star Tracker
DIY Hot Wire Cutter - Portable Version
Crossing with traffic lights for kids
How to Build the Fastest Quadcopter in 3 Hours
Build your own 3d printer filament factory (Filament Extruder)
Arduino Nano and Visuino: Measure Weight with HX711 Load Cell Amplifier and ADC
Quick Digital thermometer using cheap USB to TTL converter and DS18B20 - WITHOUT Arduino or Raspberry Pi
Handheld Pong & Invaders on the cheap (Arduino compatible)
Introducing Climaduino - The Arduino-Based Thermostat You Control From Your Phone!
Low cost WIFI temperature (DS18B20) data logger based on ESP8266 with connectivity to thingspeak.com
This Seismometer is no toy!
Programming PIC Microcontrollers
ESP8266 Wifi Temperature Logger
Make a High-Altitude Balloon Tracker (Arduino)
Walker the Robot
How to Recharge Your Car's Air Conditioner
DIY Spectrometer) Explore the Unknown ->
Passive Audio Mixer w/ Channel Volume Control
Low speed AVR oscilloscope V2.00 (Is updated on 19 Mar 2011)
Spell out affection for your Valentine with chocolates, LEDs, Attiny13 and Arduino IDE
Mead made with Science!
Homebrewing 101 + Free Printable Labels
DIY Variable bench power supply
Inexpensive Wooden Tri-copter!
Build STEMbot1 - A Robot That Makes Programming Fun and Easy
Easy variable voltage power supply
How to Talk to Someone Using Ham Radio