The “Raindrop Sensor” activity is designed to delve into the principles of building, electricity, and natural science, focusing on how we can detect and respond to environmental changes. Dive into this engaging experience with our STEM kit! 

The Raindrop Sensor, once installation is completed, place two AA batteries and turn the on switch, so when raindrops or water droplets fall on the sensor, the LED light will light up.

*AA batteries are not included

Sound and Music STEM project kits 

Solar power car/robot kit for school 

 Wind & Solar DIY STEM Kits for classroom.