Author: Bart Bonte; Description: Can you solve the puzzles and discover what's hidden inside? Look around for clues and hints to help you out. What's Inside the Box by Bart Bonte at Cool Math Games: See if you can figure out how to turn on all of the lights in the box. Each level is a new mind-bending. What's inside this box? An open platform for all web games! weekly on game /data analysis, engineering and design insights, and more.