Physics lab groups finagle with laser lights to determine the critical angle of refraction for both water and Lucite. Because there are no detailed steps or an answer key for this enlightening exercise, an inexperienced physics...

Using an auger, start-up soil scientists bore a core of soil. They examine the sample and record the temperature at three depths in the borehole. This is an attractive activity sheet that succinctly guides your earth science class...

Students make a simple sundial to examine the changes in shadows over time. In this sundial and shadow lesson, students make a simple sundial out of a manila folder and pencil. They observe how shadows change over time, and relate it to...

Students discuss human behavior, sexual selection and the underlying genetic and evolutionary reasons for mate selection. The, in groups, they rate the attractiveness of certain individuals and measure facial features for symmetry.

Students utilize triangulation techniques to determine altitudes of objects. An altitude locator is constructed and used to determine the height of a building or a tree. Tangent tables and formulas provide the ratio for the formula to...

High schoolers explore, experiment and analyze the concept of using dummies in a car crash test. They collaborate in a series of tests designed to simulate what really happens in a two-car collision. Each student incorporates...

Students test the pH of soil samples they collected from the field trip. In this chemistry lesson plan, students differentiate acids and bases. They write a lab report about the experiment.

Learners comprehend the four parameters of water quality. They perform tests for salinity, dissolved oxygen, pH and clarity or turbidity. Students comprehend why scientists and environmental managers monitor water uality and aquatic...