A nine-year-old invented a way to keep foods separated on your plate; an all-in-one sleepover kit for kids; a device that allows you to build a strong core while playing video games on your phone; a multipurpose gym-in-a-box for all fitness levels; a... (more)n odor-eliminating all-in-one dryer, sanitizer, and deodorizer for your smelly clothes and gear; a modern and unique litter box designed to keep litter inside the box.