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Pop Rockets
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In this activity, learners make film canister rocket ships. A fin pattern is glued onto the outside of the canister, and fuel (water and half an antacid tablet) is mixed inside the canister.

Green Travelers
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In this activity (on pages 23-29), partners use the Plant Traveler Cards, along with a world map and map worksheets, to follow plants such as cassava, chocolate and coffee that grew first in one part

The Four-Square Quilt
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In this activity, learners arrange triangles together to make patterns to create paper quilts. Learners experiment with arranging the triangles in different ways to make various designs.

Exploring Size: Memory Game
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In this activity, learners play a card game that explores different size scales--macro, micro and nano.

Playground Patterns of Cracks
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In this math activity, learners observe and sketch cracking patterns in pavement.

Pet Parasite Detective
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This activity (on pages 19-25) is about fleas and ticks, which are common pet parasites.

Scale Model of Sun and Earth
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In this activity, learners explore the relative size of the Sun and Earth as well as the distance between them.

Disappearing Statues
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In this activity (on page 8), learners model how marble statues and buildings are affected by acid rain.

Make a Shaker
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This hands-on activity shows you how to make a shaker -- a small instrument with a big sound! Fill it with beads or even pennies for a cool sound.

Soil Density
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In this activity, learners will test soil content using their sample, some water and a container that seals.

Carbon Cycle Poster
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In this activity, learners gain knowledge about how carbon moves through all four of the Earth’s major spheres (biosphere, hydrosphere, atmosphere, and lithosphere), and understand how humans influenc

Straw Rockets
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In this activity, learners will create unique rockets. Each rocket will be powered by air as the learner will blow into a straw and watch their rocket fly.

Parasite Sleuth
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In this activity (on pages 26-33), learners play parasitologists, solving several "mysteries" about people who got sick from various parasites. In teams of four, each member solves one mystery.

Stack 'Em Up
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In this simple and fun activity, learners build a tower of cups to explore distribution of weight. Learners make predictions about their towers and test their designs.

Fungus Among Us
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In this environmental health activity, learners grow and observe bread mold and other kinds of common fungi over the course of 3-7 days.

Habitat Web
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In this activity, learners explore the web of connections among living and non-living things.

Rip It Up And Start Again - Composting
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In this activity, learners will experiment to find how long it takes to compost paper. They will create their own compost container and test different variables.

I Spy Nano!
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In this game, learners try to find nano-related objects on a game board. Learners investigate the different ways nano is in the world around us.

Otter Smorgasbord
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In this graphing activity (on pages 33-40), learners investigate how much and what kinds of food sea otter pups eat during their first year of life.

Screaming String Thing
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In this simple and fun activity, learners discover the relationship between vibration and sound by making a squeaky toy instrument out of simple household materials.