Discover how to build a simple electromagnetic motor and generator using everyday materials in this hands-on science experiment. Follow the detailed steps to assemble a motor with a plastic bottle cap ...

Discover how to build a simple solar cell at home using everyday materials! This step-by-step tutorial demonstrates how to repurpose an aluminum can, a CD, copper wire, toothpaste, lemon juice, and a ...

Calaveras County – The 41st Annual Calaveras County Science Fair, held March 7, 2026, brought together young scientists from across the county to showcase their curiosity, creativity, and commitment t ...