Learners try to cure an upset stomach. For this acids and bases in the body lesson, students create a upset stomach with a vinegar and water solution, then use antacids and home remedies to attempt to restore pH balance to the mixture.

Students examine various polymers. In this polymers lesson plan, students perform three experiments with polymers to identify them and observe their interesting properties.

High schoolers explain that mass times velocity equals momentum. They investigate the impacts of collisions and their results and determine the vector of an incident.