Curated OER
Science of Money
High schoolers observe oxidation reaction in the lab using copper pennies. In this chemistry instructional activity, students examine a $1 dollar bill and record their observations. They explain how to identify counterfeit money using...
Curated OER
Flipping Coins: Density as a Characteristic Property
Young scholars explore linear functions in a crime solving context. They collect and analyze data using linear equations, then interpret the slope and intercepts from a linear model.