Students explore physical and chemical changes. In this chemistry lesson plan, students will go outside to observe changes seen in nature. Students will then work in the lab to identify changes at different stations prior to doing a...

Students construct models of the way water molecules arrange themselves in three physical states - solid, liquid, and gas. They explain the molecular behavior of ice, water, and water vapor.

Fourth graders, in groups, examine how particles in warm water move faster than particles in cold water.

In this English grammar learning exercise, students differentiate between the usage of the words "another," "other," and "others."  Students complete 20 fill in the blank and 3 short answer questions using the correct...

Fourth graders observe Moon and its features, and record results both in written form and in a drawing on the given template.