Lesson Plan
Curated OER

Freshwater/Saltwater "Eggs-Periment"

For Teachers 3rd - 5th
Students explore water properties by conducting a class experiment. In this buoyancy lesson, students utilize freshwater, saltwater, plastic cups, hard boiled eggs and food coloring to experiment with the floating capabilities of salt...
Lesson Plan
Curated OER

Bathtub Physics - Density, Buoyancy and Flotation

For Teachers 9th - 12th
Students study Archimedes' Principle, flotation and the reaction of buoyant forces and explain the relationship between density and flotation.