Lesson Plan
Curated OER

Gears and Proportions

For Teachers 4th - 7th
Young scholars explore gears.  In this simple machines and ratio lesson, students view a video clip in which front and rear bicycle gears are explained. From a set of gear combinations and gear ratios, young scholars identify high...
Website
PBS

Pbs Learning Media: Cyberchase: Bianca Gets in Gear

For Students 5th - 8th
Bianca visits a bike shop and learns how bicycle gears work in this Cyberchase video segment. [3:26]