In this interactive tutorial, you will learn about the types of weathering and erosion that rocks and landforms undergo. This will lead to a discussion of soil and the types of soil. Lastly, you will learn about mass movements of soil,...

Students work in groups to develop an understanding of the size and shape of an object hidden beneath a plywood board, asking questions, testing their reasoning, and drawing conclusions, as scientists do. Students are never permitted to...

Learn about what a fossil is, the different types that scientists use for study, and processes that form them. [2:57]

This lesson models an information-gathering process for primary learners as they listen to and look at resources, seeking information pertinent to the questions on an information wheel. Guiding the listening, looking, and learning...

In this activity, students will create a pendulum that creates beautiful designs with its repetitive patterns. Study the movement of pendulums with these designs.

This article from ScienceDaily illustrates a recent medical study where researchers at Washington University have identified and imaged language areas of the brain in recovery after stroke.

An opportunity for students to experience the nitrogen cycle through observing daily changes in an aquarium. Students test the level of three nitrogen compounds to understand the process of nitrification. Lesson plan gives a lab...

Learners become editors at NoWay, a web site that publishes amazing-but-true stories. Two stories being considered for publication include claims about photosynthesis. Students must evaluate the validity of the claims by looking for...

Discussion of the conversion of light energy to chemical energy through the life-sustaining process of photosynthesis. Explores the reactions of photosynthesis, where they take place, and their ecological importance.

During this lesson, students will learn the difference between estimation and guessing. Knowing how to estimate is an essential skill that will help students determine approximate totals as well as check the reasonableness of their...

Meet the English physiologist known for his contributions and study of peptide hormone called secretin and the process of peristalsis.

The purpose of this lesson is to begin the process of helping students to learn the basic principles of probability. The students will also collect data, interpret data, and determine the fairness of the game rock, paper, scissors.This...

Study the plant cell chloroplasts in the science of biology including their function, structure, and how they help make energy through the process of photosynthesis on this site.

This video segment adapted from Shedding Light on Science illustrates how light changes speed, and thus direction, in a process known as refraction. Includes background reading and discussion questions. [2:05]