University of Illinois Extension: Plantenstein Is the Suspect!

Small groups place sand and ice in a covered box, place the box in the sunlight, then observe as evaporation, condensation, and precipitation occur. These models serve as miniature water cycles and demonstrations of the three phases of...

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,...

The Milky Way is the focus of an engaging video that details the galaxy in which we live, equipped with an energetic host, a cartoon sidekick, and eye-catching graphics.   

Did you ever wonder which season is best for viewing the full moon? Find out why winter wins the honor, and why the tilt of Earth''s axis is the main contributor. 

An expert on the water cycle is featured giving a lecture about the basics of the water cycle. The teacher stands at a whiteboard that has a particularly good illustration that shows how the cycle works quite nicely. He makes a special...

Who needs a compass to find cardinal directions? Just place a stick in the ground and record the movement of its shadow over the course of a day. Then, measure the shadow lengths in order to determine a north-south line. A simple...

Scholars discover the amount of the Earth's water in various locations such as the ocean, ice, the atmosphere, etc. They then make a model of the how much water those percentages represent. Finally, analysis questions bring the concepts...

Detective Le Plant has found a strange note attached to his door. It says, "A bulb is a bulb, but not always." You and Detective Le Plant are now about to begin to unravel the true meaning of this message. Follow the clues, answer...

Learning about gardens, flowers, vegetables and the principles of horticulture can be a really fun experience. Discover about the beauty of gardens, and the care involved in planning, nurturing and enjoying the benefits of gardening in a...

Have you ever walked outside in the summer and the felt sticky? You are experiencing humidity. Learn more about humidity, relative humidity, and dew point temperature on this website.