Think Big

A glove uses sonar to help people with impaired vision get around; a scanner automatically creates a computerized shopping list; transforming backpacks; towers made of geometric shapes.

A portable device for strengthening core muscles; a portable swing with back and side supports for disabled children; alarm clocks; building and racing cars down a ramp.

A hydration system that is part of hockey gear; a hockey equipment dryer; modifying sports equipment to better performance.

A fuel cell turns cow manure into electric voltage and methane gas; a food-friendly utensil; an alternative energy invention.

Teen inventors use their creativity and scientific skill to create remarkable machines.