toy idea
Our toy design idea revolves around gravit. By using cubes that have hollow pathways in them, children can construct paths for a balls to go through. Here are some of the cubes we were thinking of building....

The cubes would be transparent, so children can see the balls rolling down the path they constructed. Some applications of this concept might be -
Your own gumball machine

Human anatomy/operation (thanks to minsoo)

Emulating the human body (images thanks to minsoo)

