CK-12 Foundation
Ck 12: Earth Science: Carbon Cycle and Climate
[Free Registration/Login may be required to access all resource tools.] How carbon circulates throughout the environment.
Soft Schools
Soft Schools: Biology Quizzes: The Carbon Cycle
Assess your understanding of the carbon cycle with this interactive multiple choice quiz. Immediate feedback is provided.
Geography 4 kids
Geography4 kids.com: Bgc Cycles: Oxygen Cycle
Discover the process by which oxygen cycles through the ecosystem.
NASA
Nasa Earth Observatory: Mystery of the Missing Carbon
This article discusses the mystery of the one to two billion metric tons of missing carbon from the global carbon budget. Scientists do not know where between fifteen and thirty percent of the carbon released each year disappears to, but...
TeachEngineering
Teach Engineering: Carbon Cycles
Middle schoolers are introduced to the concept of energy cycles by learning about the carbon cycle. They will learn how carbon atoms travel through the geological (ancient) carbon cycle and the biological/physical carbon cycle. Students...
Biology Pages
Kimball's Biology Pages: The Carbon Cycle
Useful introduction to the carbon cycle with a diagram and a discussion of the effects of carbon dioxide on the greenhouse effect and global warming.
Climate Literacy
Clean: Carbon Dioxide Sources and Sinks
In this lab activity, students use a chemical indicator (bromothymol blue) to detect the presence of carbon dioxide in animal and plant respiration and in the burning of fossil fuels and its absence in the products of plant...
Other
Elmhurst College: Virtual Chembook: Carbon Cycle
A step-by-step discussion of the stages in the carbon cycle. Each step includes a diagram further explaining the processes involved, as well as pictures depicting combustion, respiration, photosynthesis, and decomposition.
Annenberg Foundation
Annenberg Learner: The Habitable Planet: Carbon Lab
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.
Texas Education Agency
Texas Gateway: Abiotic Cycles
Given scenarios, illustrations, or descriptions, the student will describe the flow of matter through carbon and nitrogen cycles and describe the consequences of disrupting these cycles.
Climate Literacy
Clean: Carbon Cycle Game
In this interactive, regionally-relevant carbon cycle game, students are challenged to understand the role of carbon in global climate change. They imagine that they are carbon molecules and travel via different processes through carbon...
Teachers TryScience
Teachers Try Science: Breathing Yeasties
See how combining yeast, sugar, and water can demonstrate the carbon cycle and show how microorganisms work in the food chain.
CK-12 Foundation
Ck 12: Earth Science: Carbon Cycle and Climate
[Free Registration/Login may be required to access all resource tools.] Explains the cycle of carbon through the atmosphere, geosphere, and biosphere.
CK-12 Foundation
Ck 12: Biology: Carbon Cycle
Learn about the carbon cycle.[Free Registration/Login may be required to access all resource tools.]
University Corporation for Atmospheric Research
Ucar: The Carbon Cycle
A comprehensive introduction to the carbon cycle. The cycle of atoms between living and non-living things is known as a biogeochemical cycle. The most common of these are the carbon and nitrogen cycles.
CK-12 Foundation
Ck 12: Life Science: 12.22 Carbon Cycle
Understand the role that the carbon cycle plays in the ecosystem.
Ducksters
Ducksters: Science for Kids: Carbon Cycle
Kids learn about the carbon cycle and how this nutrient travels through the ecosystem to sustain life on Earth.
Ducksters
Ducksters: Science for Kids: Oxygen Cycle
Kids learn about the oxygen cycle and how this nutrient travels through the ecosystem to sustain life on Earth.
NASA
Nasa: Carbon: Where Does It All Go?
At this site from NASA you can understand how phytoplankton help the carbon dioxide levels between the oceans and the air stay in balance.
Morning Earth
How Life Works: Biosphere Is Process: Animal & Plant Gas Exchange
Scholars explore the biology concept of the oxygen cycle. The tutorial consists of definitions and pictures about animal and plant gas exchange.
BiologyWise
Biology Wise: A Brief Guide to the Steps of the Carbon Cycle
Outlines the steps for the movement of carbon along the carbon cycle through photosynthesis, food chains, being dissolved into the ocean, the decomposition of organisms, fossil fuel formation, industrial use of fossil fuels, carbon...
BiologyWise
Biology Wise: An Easy Explanation of the Carbon Cycle for Kids
The importance of the carbon cycle, how it works, the sources of carbon, and the steps in the carbon cycle are explained here.
BiologyWise
Biology Wise: Carbon Cycle Diagram
Explains what the carbon cycle is and the basic steps in the cycle.
BiologyWise
Biology Wise: Carbon Oxygen Cycle
The fours stages of the carbon-oxygen cycle are described - photosynthesis, respiration, combustion, and decomposition.