Solar Flower Ruby Ripple Thames & Kosmos Mermaid directional LED bulbs that will

directional LED bulbs that will last for years

fun birthday gifts

it really knows it's you when it’s in your hand

Unleash your inner engineer with Gear Balls

Solar Flower Ruby Ripple Thames & Kosmos Mermaid directional LED bulbs that willBuild this beautiful kinetic sculpture, a motorized flower model with moving petals, powered by a solar panel. Learn about mechanical systems like motors and planetary gears, and about how solar cells generate electricity to power the flower. An ingenious design allows all petals to rotate synchronously, driven by a single motor, resulting in a mesmerizing optical illusion effect. This flower will never wilt, and you will never run out of batteries;