Content Under Pressure An article covering several ways to learn about air pressure.		Erosion Word Search A challenging word search with clues based on erosion.
Assessing Air Quality Distribute an article that describes the potentially dangerous quality of our air supply.		Erosion Explosion Erosion Explosion is a fun game that reinforces your students' knowledge of this area of Earth...
The Ozone Show This article describes how to use a talk show as an authentic assessment at the end of an ozone...		Changing Land Examine the effects of wind and water erosion.
Animal and Insect Pictures Use these animal and insect pictures with the Animal Apartments lesson.		Second-Grade Soil Scientists A soil scientist visits a classroom with an aquarium complete with soil layers, life-like...
Animal Apartments -- Student Worksheet Use this worksheet with the Animal Apartments lesson.		Box Up Your Habitat The Envirobox Project involves six classes from around the U.S. sending each other a shoebox...
Animal Apartments Children learn what animals and insects make homes in each soil habitat. Also print a copy of...		Investigating Soils and Earth Systems Because soil sustains life, it offers an excellent context for exploring the interrelationships...
Soil Erosion Word Search Challenge children on soil erosion vocabulary with this word search.		From Mud Puddles to Drinking Water This unit on land use issues and groundwater principles channels children's enthusiasm about...
Soil Searching Students collect and handle samples of clay, silt, and sand soil.		Hands-In Science Studying soil through a series of integrated activities is a great way to develop your own...
Soil Scientists Children learn how people in the community work to conserve natural resources.		Mud Microbiology Explore an activity that is an experiential approach through which students examine the...
Erosion at Work This student worksheet tests your students on their knowledge of soil erosion.		Interaction of Human Activities with the Natural Environment Use this reading reference with the lesson Creature Feature.