Dead trees provide nutrients for the soil, food for animals, protection and a home for organisms, a seed-bed for new trees, and a place for nitrogen-fixing bacteria to live. In the activity, pupils collect decaying logs, expose them to a...

Seventh graders describe the main characteristics of warm-blooded vertebrate animals. They compare and contrast the two different groups of warm-blooded vertebrate animals by looking at external, reproductive, and growth characteristics.

Students define adaptation and highlight example of adaptation in birds and other animals. They study feeding techniques of seabirds and investigate the effect that trash has on wildlife.

Students of all ages can explore the question "how do seeds grow?", design an experiment to answer the question, predict the outcome of the experiment then conduct the experiment.

Students study fungus, its reproduction and uses.  In this eukaryote lesson students complete several fungal experiments.     

Students examine how a seed grows, and design an experiment to explore this concept. They make predictions, conduct the experiment, record the results, and interpret the results.