Kingston Steele, 18, a prototype of his invention along with drawings at the Madras High's ropes course. The safety device is designed to lock automatically when a rope begins to slip.
Cascade Age: 10Invention: a soothing vest for dogs
Summit Age: 15Invention: a radiation blanket for air travelers
Summit Age: 16 Invention: a vehicle to melt snow
Pilot ButteAges: 11 Invention: a sandbag to soak up floodwater
Madras Age: 18Invention: a rock climbing safety device