The ex-Mars AI Robot Cube is a self-scrambling electronic cube that's great for novices and experienced cubers.

Puzzles provide many hours of applied fun beyond any perfunctory tasks that occupy our days. When your son or daughter receives a snake cube puzzle as a Christmas gift — and it turns out to be ...

Sai Charan Kintali carries so many puzzle cubes with him during the day at Irving Middle School in Springfield, he keeps them in a black case in his backpack.