Students explore how PCR works through various activities. In this biology lesson, students explain how PCR generate copies of DNA. They simulate the process using an online interactive website.

Students pretend they are each genetic engineers with a test tube of unknown DNA (PCR'd) possibly taken from blood cells of someone with a genetic condition.

Seventh graders describe the processes involved in mitosis and meiosis. In this life science instructional activity, 7th graders create chromosome models using strings and beads. They play a jeopardy team game at the end of the unit to...