Students investigate why some objects float or sink in water. In this physics lesson, students calculate the density of clay ball using a mathematical equation. They write a complete lab report about the experiment.

Students identify and complete activities about the structure of the Earth. In this Earth structure lesson plan, students view a Powerpoint about the Earth's layers and complete a diagram. students compare temperatures in the Earth's...

Students explore the densities and viscosities of fluids as they create a colorful 'rainbow' using household liquids. While letting the fluids in the rainbow settle, students conduct 'The Great Viscosity Race,' another short experiment...

Students explain the importance of water in our daily lives. For this aquatic science lesson, students identify different ways to purify water and make it potable. They design and construct a water filter based on researched information.

Students 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...