Unlock the secrets of simple machines by creating a mini Ferris wheel powered by a DIY tractor! This science project ...

You may have seen the giant Ferris wheel at Kentucky Kingdom noticeably missing lately. This doesn't mean the attraction is going away. According to a spokesperson with Kentucky Kingdom ...

What makes this Ferris wheel so unique? There's no motor. It's just a group of guys walking in the middle that powers the whole thing. And they also dangle from the bars from time to time ...