Curated OER
Just a Little Bit of Effort: Exploring Levers
Young scholars build models of types of levers. In this simple machines lesson, students use dowels and modified wooden rulers to build different types of levers. They compete to create the most efficient lever in the class.
Curated OER
Analysis of Lobster Claw Function. An Exercise in Biomechanics
Students observe two chelae. They write three differences they observe in their notebooks. Students suggest a hypothesis which would explain these differences. They dissect the chela. Students analyze the lobster claw as a mechanical lever.