In this science worksheet, young scholars answer 14 questions about respiration. For example, "Cellular Respiration starts off with..."

How do plants and animals get their food? Learn about where energy comes from, how animals store energy, and aerobic respiration, in a lesson that allows scholars to diagram energy flows. 

Scientists recently discovered several previously unknown species at the Bear Seamount off the coast of New England. Scholars research these new species — benthopelagic, benthic, and seamount fish — and find out what makes them...

Observe two different water samples and write down observations. Write a paragraph which predicts the relative amounts of nutrients, nitrates, and phosphates in the water samples. Compare water samples under a microscope.

Students investigate the relationship between dissolved oxygen and organic materials and aquatic organisms. This is a 3-lesson series in which students explore dissolved oxygen and then design an experiment testing the effects of changes.