Water Molds (Oomycetes)

Explore the world's water without leaving the classroom! In this second of three uncomplicated but wonderful activities, physical science learners feel the pressure of water. They discover that the deeper the water, the stronger the...

The water cycle is one of earth's most easily observable processes, but demonstrating each step within classroom walls can be a challenge. Through a series of videos and quick demonstrations, cover each aspect of the hydrologic cycle in...

In order to learn that mold spores can be found in the air, observers grow bread mold and make observations for a few days. Afterward, they participate in a class discussion to arrive at the knowledge that bread spores are present in the...

Dive into an exploration of the water cycle cycle with this simple earth science lesson. After first discussing where rain comes from, young scientists define the terms condensation, evaporation, transpiration,...

Learners use litmus paper to begin to discover the qualities of acids and bases. They learn about pH by testing clear liquids for acidity with purple cabbage juice as an indicator. The video Streamkeeper, with Bill Nye, and other video...

Explore the amazing power of glaciers with a hands-on earth science experiment! After first learning basic background information, learners go on to create their very own chunks of frozen water and gravel in order to...

Being essential for life is only one of water's many amazing properties! Why is water so versatile? Biology scholars discover the myriad of uses for water and the properties that make them possible. Content includes density, surface...

Students explore the water cycle and associated phase changes. They predict what happens to the mass of an ice cube in a Ziploc bag, discuss and act out phase changes and diagram the water cycle.

Young scientists get their feet wet as they learn about the water cycle in this series of activities. Whether they are observing how evaporation causes puddles to dry up, or how plants put water into the atmosphere through...

Students explore the relationship between the amount of water in the atmosphere available for precipitation and the actual precipitation observed by satellite. They examine seasonal changes in precipitation. They practice using Internet...