Maker Channel 105 – Treadmill Bike, Robostool, Foundry, Death Ray

Treadmill Bike – Brent Curry crosses a two-wheeled bike with a treadmill to allow the rider to produce a double-whammy of a workout.

RoboStool – Steve Norriss remote-controlled robotic foot stool comes to him wherever he wishes to sit.

Foundry – 14 year olds Oliver Ramin and A.J. Brackovitc make their own foundry for molding aluminum swords.

[Trouble Maker] Death Ray – Richard Whitney uses sunlight and the Fresnel lens from a rear projection television set to melt a steel security lock.