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Microwave Transformed into Computer Case Mod

Microwave Transformed into Computer Case Mod

Why buy a computer case when you can build one just the way you want. out of a microwave!!! TV dinner...
Make a Backyard DIY Roller Coaster

Make a Backyard DIY Roller Coaster

If you have a big enough back yard, you too could build your own wood roller coaster just like our friend Jeremy Reid has done. Included on his site are about 6 videos, one of which is shown below. View the Full...
How to: Simple Green Laser Light Show Projector

How to: Simple Green Laser Light Show Projector

Here's how to make a simple green laser projector using a DC motor, pipes, and...
Ultrasonic Pet Water Dish Monitor

Ultrasonic Pet Water Dish Monitor

Using an Parallax ultrasonic sensor, an Arduino and a computer this Ultrasonic Cat Water Dish Monitor project will allow you to monitor the cat dish level from anywhere. I think a cool upgrade would be monitoring and record the time and frequency of...
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Make a "Joule Thief" Circuit to Extract Battery Power

This week, Windell Oskay of Evil Mad Scientist Laboratories joins me to teach you how to make a super clever little circuit called the Joule Thief! The Joule Thief allows you to squeeze the life out of what most people think of as "dead"...
DIY Solar Powered Beam Robot Miniball

DIY Solar Powered Beam Robot Miniball

This solar powered beam robot charges up a capacitor which powers motors and propels the “hamster ball” forward.  The sphere runs in the direction of movement of the device inside and it’s also a basic example of what BEAM Robotics is all...
Motion Activated Water Cannon

Motion Activated Water Cannon

By combining the technologies of the Arduino and a simple motion sensor, you can create a water cannon which sprays a target when it senses motion. It uses a window washer pump and a servo for aiming. See more details and code. View the Full...
DIY Arduino Balancing Surface

DIY Arduino Balancing Surface

Here’s another superb Arduino project using just a few simple components (which are available in our DIY projects store). It’s a pretty simple setup using a laptop, webcam, servos, and an Arduino to monitor and balance a ball bearing on a...
Internet Enabled Pet Feeder

Internet Enabled Pet Feeder

Learn how to build an internet enabled pet feeder with streaming video. Now you can feed your pet from work or on vacation directly from your computer or phone.  The whole system is fairly simple and is controlled by the status LED on a Cisco...
How to Build a Laser Spy Microphone

How to Build a Laser Spy Microphone

Listen to conversations over long distances with a homemade laser listening device. All you'll need is a laser pointer, tripod, old pair of headphones, photocell, a recording device, and the step-by-step instructions in this how-to video. The...
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