Students come to understand that in sexually reproducing organisms, such as humans, typically half of the genes come from each parent. Students examine a fictional pedigree and determine which gene is responsible for a given trait. The...

It's every health and science teacher's favorite subject to cover: the reproductive system. This comprehensive lesson introduces adolescents to the reproductive anatomy of men and women with the help of a series of diagrams,...

There are three parts to this lesson on integers. In the first, learners explore positive and negative numbers on an actual painter's tape number line and by playing a "Hot Seat" game. In part two, they view a BrainPop video and work...