Curated OER
The Buoyancy Factor
Learners examine why some objects float in water while others sink and the ability of something to float does not depend entirely on its weight. Archimedes' principle is introduced and buoyant force is discussed. Practice calculations...
Curated OER
Animal Life Histories Derived From Morphology
Students learn the mechanisms of natural selection by deducing information from the physical appearance of the animal.
Curated OER
I Have the Solution!
Students explain how to make solutions with specific concentration. For this chemistry lesson, students differentiate acids and bases. They calculate molarity of solutions.