Curated OER
Find It!
Students analyze the basic concept of Global Positioning Systems using triangulation and measurement on a small scale in the classroom. They describe a satellite and how it helps in locating a person on Earth. They explain how...
Curated OER
Portable Sundial
Middle schoolers work together to identify the accuracy of sundials. They track the position of the sun and create a shadow plot. They discover the difference between real time and clock time.