Students view a video that presents the biogeochemical cycle of nitrogen. They compare types of soils and consider how different fertilizers affect soil composition.

Young scholars complete internet research in small groups to identify types of water pollution, spotlight water pollution hot-spots, and design a plan for water prevention.

Students explore the food chain. They brainstorm and create a consumer-consumed food chains using magazine pictures and research materials. Students identify consumer-consumed relationships.

In this genetics worksheet, students will compare four pea plants with different alleles that control flower color and complete 5 short answer questions. Then students will read 8 statements about genetic mutations and determine if the...

Fourth graders research soil layers and create a soil profile in a jar.  In this soil profile lesson plan, 4th graders working in groups, research a given layer of soil, make a 3-5 minute presentation to the class, and complete a...

Pupils examine diversity on the planet and the differences within a species.  In this investigative lesson students complete a lab that allows pupils to better understand the relatedness between plants. 

Students develop a graphic way of visualizing the concept of a million by utilizing what had happened to the Nashua River due to the dumping of raw sewage in 1962.

Extensive site for teachers provides some helpful resources that pertain to plant and animal cells. Includes a microscope diagram as well as plant, animal and pond labs. Also contains links to structures and mechanisms, matter and...

In this lesson plan students will obtain a better understanding of a plant's needs, and how the various parts of the organism help it to meet its needs. Students will understand how some plants are alike and different.

A college-level, online textbook explains plant structure at length using full-color illustrations and labeled diagrams.

Identify the major parts of a flower. Select each part name and drop in the boxes next to the full-color diagram.

This excellent site on plant structure contains information and diagrams under the first section, "General Plant Organization", about roots.