Curated OER
Float and Sink
In this float or sink worksheet, 8th graders solve 1 science/math puzzle about displacement of water; the answer is available online.
Curated OER
Density as a Unique Physical Property
Students find the density of objects by finding their mass and their volume. In this density lesson plan, students determine the mass of objects, the find the volume by using formulas or by water displacement and they calculate the...