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

Sound Mixer: A Multi-track Mixer of Animal Sounds
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This is a virtual representation of a sound mixer containing pre-looped sounds of animal, insect, and environmental noises.

Food Webs
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In this activity, learners construct possible food webs for six different ecosystems as they learn about the roles of different kinds of living organisms.

Engineer A Bird Feeder
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In this activity, learners of all ages will design a functional bird feeder using familiar, every day materials.

Diatom Ooze: Ooze Clues
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In this activity, learners will plot the distribution of various oozes using information from sediment maps.

Got Seaweed?
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In this activity, learners examine the properties of different seaweeds, investigate what happens when powdered seaweed (alginate) is added to water, and learn about food products made with seaweed.

Making Recycled Paper
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In this activity on page 11 of the PDF, learners follow simple steps to recycle old newspaper into new paper.

Edible Soil
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In this yummy activity about soil (page 9 of PDF), learners will create layers of soil using food. They will learn about the composition and role of each layer.

How Animals Stay Warm
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In this quick activity, learners explore how blubber protects animals from the cold by making a "blubber mitt." Using cooking shortening, two zip-top sandwich bags, and duct tape, learners simulate bl

Monster Evolution
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In this online activity, learners create monsters and see how they survived when released into the wild.

Echolocation in Action!
In this activity, learners simulate whale echolocation. Learners experience echolocation by wearing blindfolds, while another learner makes snapping noises in front of, behind, or to the side of them.

Shapes and Colors and Textures, Oh My!
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This is an activity about discovering the colors and beauty of nature. Learners will spend time outdoors, matching paint chip samples, colored paper, or colors of clothing to those found in nature.

Earth Atmosphere Composition
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In this activity, learners use rice grains to model the composition of the atmosphere of the Earth today and in 1880. Learners assemble the model while measuring percentages.

Butterfly Life Cycle Optical Illusion
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This activity is a fun way to show two stages in a Monarch butterfly's life cycle. Learners will create an optical illusion that can be flipped from caterpillar to butterfly.

Light is Made of Colors
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Learners observe different light sources, outdoors and indoors, using prism glasses (diffraction glasses) and color filters.

Pollution and Waste Audit: Making Responsible Decisions about Waste
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In this activity, learners discover the three R's of environmental protection: reduce, reuse, and recycle.

Leaf it to Me
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In this activity, learners observe the effect of transpiration as water is moved from the ground to the atmosphere.

Not Just A Bag Of Beans
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In this activity, learners count and measure kidney beans to explore natural selection and variation. Learners measure the length of 50-100 beans.

Cool Tool
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In this activity (on pages 10-17), learners discover how scientists study biodiversity and the health of the environment based on inspection of small areas—a process known as sampling.

Magnifying and Observing Cells
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In this activity related to microbes, learners make slides of cells from an onion skin and Elodea (American or Canadian waterweed) to observe under a microscope.