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In this simulation, learners use M&M™ candy to explore radioactive isotope decay.

In this activity, learners explore the human influences on the carbon cycle and examine how fossil fuels release carbon.

In this activity, learners turn empty 2-liter bottles into a see-through compost container.

In this activity, learners make a miniature greenhouse or "terrarium" to explore the greenhouse effect.

In this activity, a group of learners work collaboratively to design and construct a paper model showing the evolution of an environment through multiple stages, from prehistory through the modern cit

Through discussion and hands-on experimentation, learners examine the geological (ancient) carbon cycle.

In this activity, learners identify different plastics in a mystery bag. Learners discover that plastics are classified #1 through #7.

In this activity with several mini experiments, learners explore the chemistry that helps scientists learn about the environment and how they can help save it.