Curated OER
The Dose makes the Poison
Students investigate the effect of a chemical (they choose) on the germination of seeds. They calculate % chemical concentrations in water, form a hypothesis, and discuss the ethics of using animals in biomedical research.
Curated OER
Are Seeds in Danger?
Eighth graders discuss uses and disposal of common household chemicals. They select a household chemical to test for impact on plant germination. Students decide how they want to set up a seed germination project. They design their plan,...
Curated OER
Preventing Lead Poisoning in Children
Pupils examine the problem of children being poisoned by lead in the United States. After discussing the uses of lead, they brainstorm a list of ways they can be poisoned by the substance. In groups, they discover how they can stay...