Smartphone Wind Speed Meter (Anemometer)
Be a traveling meteorologist with this anemometer attachment for your smartphone. The Vaavud actually works without using any electronics (other than your iOS or Android …
Be a traveling meteorologist with this anemometer attachment for your smartphone. The Vaavud actually works without using any electronics (other than your iOS or Android …
The Firewinder is a completely wind-powered LED light. This outdoor light has a cool spiral shape with 14 LED lights surrounding it. When the wind …
This Renewable Energy Racing Set has palm sized remote controlled vehicles that are entirely powered by mini-renewable energy powerplants. There’s a miniature windmill, a solar …
Knitting is so boringly repetitious and requires so much manual labor to push that needle through the yarn and knit up your goodies. I say …