So what is kinetic ... from kids playing with it. It was installed in Ghana, where access to electricity isn't always simple. What is the Problem With Trying to Harness Kinetic Energy?

A non-profit called Empower Playgrounds has developed a way to harness the energy of kids playing in order to ... have a clean tech twist — onboard kinetic energy harvesters that store that ...

A playground that transforms your kids’ energy into dazzling effects ... from other playgrounds are its features driven by kinetic energy. For example, pedal on a stationary bike to power ...