They built boats out of used plastic bottles and then paddled them around the lake.
PVC, duct tape, and 2-liter bottles. What more do you need for nearly 300 kids to have fun while learning about buoyancy?
The Rim of the World Unified School District added "environmental" to their STEM program about eight years ago, calling it eSTEM.
Watch ABC7's Kimi Evans' full report in the video above.