Image Credit

Description:

Connect snap connector to battery. Red lead to (+) bus, black lead to (-) bus. LED should turn on. [Soil moisture sensor circuit]

Source:

Ben Finio, Science Buddies

License:

Science Buddies

Explore Our Science Videos

Build a Model Recycling Sorting Machine | STEM Activity

The Science of Frescoes – STEAM Activity

Build a K'Nex® Differential | STEM Activity

Top

Free science fair projects.