Curated OER
Preventing Lead Poisoning in Children
Students 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...
Curated OER
Falling
Students should describe the path that the motion would take as well as what might begin or stop the motion. The common characteristic of all the motions that students have experienced directly is that one or more forces are acting on...