Curated OER
Bouncing Superball Physics
Ninth graders experiment with bouncing balls to investigate the elasticity coefficient of different sizes and types of balls. In this superball physics lesson, 9th graders bounce various types of balls from differing heights. They...
DiscoverE
Shake It Up with Seismographs
Shake up your lessons on earthquakes. A simple seismograph lets scholars record "earthquakes" in the classroom. These earthquakes occur when classmates drop balls from different heights. Young scientists measure these with seismographs...
Curated OER
Educational Subjects
In this interactive vocabulary worksheet, students read the description of educational subjects and select the subject which the sentence is describing. There are 10 questions to complete.