This tutorial shows viewers how to construct a working vending machine using just LEGO pieces. Follow along as the video ...

I built a working gumball vending machine entirely out of LEGO bricks. It takes real coins and gives out real candy. No motors, no tricks — just LEGO and clever design. Watch to see how it works!

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Gordon Scott has been an active investor and ...

Euny Hong is the former supervising editor at Investopedia.com. She is also the author of two critically-acclaimed, published books. Dr. JeFreda R. Brown is a financial consultant, Certified Financial ...