DIY Projects

Temperature sensor + Arduino

Temperature sensor + Arduino

Daniel writes- Today I am going to show you how to build a simple temperature sensor using one LM35 Precision Temperature Sensor and Arduino, so you can hookup on your future projects. The circuit will send serial information about the temperature so you can use on your computer, change the code as you will. I’m […]

Water balloon slingshot

Water balloon slingshot

Here’s a simple but effective design for a water balloon launcher using surgical tubing – Make a wicked cool catapult that shoots water balloons really well without them exploding right away! You can buy water balloon shooters in stores, but they never work well and explode the water balloon as soon as you let go. […]