Dracula isn't the only one who needs blood to survive. The eight-part unit includes seven lessons, five demonstrations, seven labs, and a project to organize a blood drive. Class members learn about the parts of...

Examine the environmental hazards associated with volcanoes with a three-part science lesson. In the pre-lab, first graders learn that gas, landslides, ash, and lava are all hazards that come from volcanoes. They then explore...

Learners discover hazards related to volcanoes and predict the effects these hazards have on people and land. As blossoming geologists explore various volcanic eruptions, including the hazards associated with them, they...

Thirty percent of the world's oxygen is produced by rainforests found throughout the world. Seventh grade learners explore the processes of photosynthesis and respiration through 10 days of labs, manipulatives, and discussions. They...

Video talks about the carbon cycle and uses a computer as a metaphor to show how the cycle can be disrupted by climate change. [3:55] Includes a short quiz and a list of additional resources to explore.

This video segment adapted from NOVA/FRONTLINE demonstrates the physical property of carbon dioxide that causes the greenhouse effect. Includes background reading and discussion questions. [2:26]

Instructional module focusing on the carbon cycle. Discussion includes the biological and geological components of how carbon moves through the atmosphere, lithosphere, and hydrosphere. Site also includes an interactive practice quiz and...

Resource to help learn about the carbon cycle.

A 95-page learning module that integrates biology, chemistry, and engineering. It includes in-class labs, virtual labs, and engineering design activities. Working with algae, students learn about and investigate how photosynthesis,...

This lesson will introduce the Calvin cycle, and explain how it converts carbon dioxide to sugar. It is 1 of 4 in the series titled "Calvin Cycle."

This lesson will introduce the Calvin cycle, and explain how it converts carbon dioxide to sugar. It is 2 of 4 in the series titled "Calvin Cycle."

An interactive lab simulation demonstrates the effects of increased carbon in the atmosphere and how that increase contributes to climate change. A data table for student records is available for download.

This is the seventh lesson in a series of learning modules on the topic of climate change. In this lesson, you will learn how several important feedback loops help drive and regulate earth's unique climate system and affect climate...

This lesson will introduce the Kreb's cycle and explain how it is used to convert pyruvic acid into carbon dioxide. It is 2 of 6 in the series titled "Krebs Cycle."

This lesson will introduce the Kreb's cycle and explain how it is used to convert pyruvic acid into carbon dioxide. It is 1 of 6 in the series titled "Krebs Cycle."

By the end of this section, you will be able to state the expressions of the second law of thermodynamics; calculate the efficiency and carbon dioxide emission of a coal-fired electricity plant, using second law characteristics; and...

This lesson will explore the nitrogren cycle and photosynthsis of plants. It is 1 of 3 in the series titled "Plant Kingdom: Photosynthesis."

Through 10 lessons and more than 20 hands-on activities, students are introduced to the concept of an environment and the many interactions within it. As they learn about natural and human-made environments, as well as renewable and...