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Fragile Waters
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In this activity (on pages 18-29) learners explore the impact of the March 24, 1989 oil spill in Alaska caused by the Exxon Valdez tanker.

Water Body Salinities II
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In this activity, learners discuss the different salinities of oceans, rivers and estuaries.

Fish Features and Habitats
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In this activity, learners observe live fish in tanks to consider how their body structures are related to their behaviors and habitats.

Tide Pool Survival
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In this activity, learners observe tide pool animals in a touch tank to consider how they survive.

A Scientific Cleanup
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This is a comprehensive lesson plan on page 85 for a group cleanup trip to a local beach, lake or stream. Learners keep track of the types and amounts of trash picked up and analyze this information.

Corals and Chemistry
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In this activity, learners investigate how increased carbon dioxide (CO2) emissions from the burning of fossil fuels is changing the acidity (pH) of the ocean and affecting coral reefs and other marin

The Great Plankton Race
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In this activity, learners are challenged to design a planktonic organism that will neither float like a cork nor sink like a stone.

How is Coastal Temperature Influenced by the Great Lakes and the Ocean?
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In this two-part lesson, learners discover how large bodies of water can serve as a heat source or sink at different times and how proximity to water moderates climate along the coast.

Ocean Home: Swimming Fishes
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In this activity, learners model, on a human-sized board game, how changes in water temperature may affect fish distributions and, ultimately, fisheries.

Mountains in the Sea
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In this 6-7 day investigation, learners begin with an introduction to seamounts that are present in the Gulf of Alaska.
Buoyancy Bulls-Eye
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In this hands-on activity, learners will construct a scuba diver that can float in order to explore how sea creatures stay neutrally buoyant in the ocean and to see what kinds of forces might be influ

Create a Coral Reef
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Educator Amy O'Donnell from the American Museum of Natural History guides learners to create a diorama of a coral reef.

A Hurricane's Storm Surge Affects our Estuaries
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In this activity, learners construct a coastal landmass from sand and add features such as tidal creeks and barrier islands.