Students define area and perimeter. They demonstrate understanding of the concepts concretely, with manipulatives, and describe with words, their strategies and thought processes.

In this algebra worksheet, 11th graders answer a variety of questions dealing with math and science. They match the letters in the questions to the number of the questions. There are 14 questions with an answer key.

Students perform a classroom experiment on the organisms of worms. They view the behaviors of the worms and analyze their results. This lesson introduces students to the techniques involved in behavioral studies.

Fourth graders, in groups, experiment with density and the displacement of water by creating and designing their own boats and seeing which boat holds the most centimeter cubes without sinking..