National Center for Case Study Teaching in Science
The Zarkah Stone
Astronomy stars read the account of the Zarkah meteorite that struck thickly populated Park Forest, Chicago in 2003. In doing so, they differentiate between meteors, meteorites, and meteoroids. They will also be able to explain...
Curated OER
Understanding Newton's Laws
In this physics learning exercise, students investigate Newton's Three Laws. In this multiple choice, matching, and short answer learning exercise, student answer eleven questions.