Very cool quad but, wait for it...
Looks funner than a real water park!
The Bill and Melinda Gates Foundation offers $100,000 for projects that improve things around condoms. This guy takes up that challenge.
Someone blows up a lake and causes a homemade tsunami. Check out that wave.
These guys make their very own carnival ride using a cement mixer.
A cool video clip of a homemade tank. You will want one after seeing this video clip.
Here's a great way to blow yourself up. Wait for it...
This is why you don't mess around with PVC pipes and black powder. Not a good idea kids...unless you want to go blind.