Snap Circuits Mini Kit Water Clock
Build your own digital clock that runs on liquid power. There's no need for batteries, as this clock can be powered by tap water or other household liquids, like fruit juice and cola. The batter also powers a light-emitting diode. For ages 8 years and up.
- Water clock kit
- Plastic snap grid
- Electronic components
- Requires 3 AA batteries (not included).
- For ages 8 years and up