Our Growing Planet The unit had three main parts: human population growth over time; the impact of population...		Soil Searching Students collect and handle samples of clay, silt, and sand soil.
Whirly Copter This activity shows the ability and power of air.		Soil Scientists Children learn how people in the community work to conserve natural resources.
How Can You Test to See If Air Takes Up Space? An in-class or take-home activity focusing on air and the space it takes up.		Erosion Explosion Erosion Explosion is a fun game that reinforces your students' knowledge of this area of Earth...
How Can You Pour Air? Children experiment with the concept of whether or not air can be poured.		Changing Land Examine the effects of wind and water erosion.
What is Another Way to Feel Air Pressure? Working in pairs, students use suction cups to investigate air pressure.		Box Up Your Habitat The Envirobox Project involves six classes from around the U.S. sending each other a shoebox...
How Can You Crush a Gallon Can Without Touching It? This teacher demonstration shows students the great force of air pressure.		Hands-In Science Studying soil through a series of integrated activities is a great way to develop your own...
Analyzing Air Quality An investigation of air pollution.		Investigating Soils and Earth Systems Because soil sustains life, it offers an excellent context for exploring the interrelationships...
Content Under Pressure An article covering several ways to learn about air pressure.		Looking for Signs of Photosynthesis Children will learn and experiment with photosynthesis in this science activity.
Animal Apartments Children learn what animals and insects make homes in each soil habitat. Also print a copy of...		Experiment in Chromatography Children experiment with chromatography, using leaves to examine chlorophyll and color...
Animal Apartments -- Student Worksheet Use this worksheet with the Animal Apartments lesson.		Plant Products Circle words that complete a story about the 35,000+ plant products around the world.