Making Fun: Kid’s Room Spacecraft

Kid's Room Spacecraft

I built a spaceship for my four-year-old's room. It has a control panel full of interesting displays and whiz-bang space sounds. A joystick controls lights and sounds for the engine and thrusters. The payload bay has a motorized hatch and and contains a robot arm for deploying payloads like toy... Read more »

Making Fun: Brainwave Controlled Zen Garden

Wombats are fast. Hey, let's go ride bicycles!

My Brainwave-Controlled Zen Garden is similar to a standard desktop zen garden in that you rake sand to calm yourself. In my version, though, the rake and resultant patterns are controlled by your actual brainwaves. If you are tense and worrisome, the rake moves randomly and quickly, scribbling odd patterns... Read more »