CK-12 Foundation
Ck 12: Second Grade Science: A World of Ice and Water
[Free Registration/Login may be required to access all resource tools.] Covers different bodies of water, including rivers, lakes, and oceans.
PBS
Nh Pbs: Nature Works: Estuaries
Learn more about estuaries when you visit this informative site. This resource provides locations of and weblinks to estuaries in the United States.
University of Southern California
Usc: The Composition of Ocean Water
This site gives background information to ocean water and its contents. It has a link to an detailed chart showing the minerals and their content amount in ocean water. It also has links to activities.
PBS
Pbs Teachers: Ocean Activity Ideas
Explore ocean habitats, learn about the extreme weather of the ocean and examine environmental threats to the ocean. Conduct experiments on buoyancy and osmosis, and research sailing and ocean-based industry.
Hunkins Experiments
Hunkin's Experiments: How to Make Oxygen From a Battery
Hunkin's Experiments is a group of simple cartoon illustrations of scientific principles. Some would work well in the classroom, but others have little value beyond entertaining students. All of the projects are easy to do. This one...
Science4Fun
Science4 Fun: Lakes
What is a lake? Learn about some famous lakes in the world and how they are formed.
Other
Gillett's Jewellers: Pearl Information
Pearl characteristics, differences between a cultured pearl and a shell-based pearl, and freshwater pearls are some of the topics featured on this page.
Countries and Their Cultures
Countries and Their Cultures: Abenaki Sociopolitical Organization
This reference introduces the Abenaki tribe located in Northeast America. Read about their social and political organization in this excerpt.
Mocomi & Anibrain Digital Technologies
Mocomi: Dead Sea Facts and Information
Basic information and fun facts about the Dead Sea.
Bill Nye
Bill Nye: Eggs Speriment
Try this at-home science experiment to learn if salt affects the way things float.
Curated OER
Sponges, Phylum Porifera
Discusses sponges that may be kept in salt-water aquariums, along with what they need to live. Good general information.
Curated OER
Sponges, Phylum Porifera
Discusses sponges that may be kept in salt-water aquariums, along with what they need to live. Good general information.
Curated OER
Sponges, Phylum Porifera
Discusses sponges that may be kept in salt-water aquariums, along with what they need to live. Good general information.
Curated OER
Sponges, Phylum Porifera
Discusses sponges that may be kept in salt-water aquariums, along with what they need to live. Good general information.
Curated OER
Sponges, Phylum Porifera
Discusses sponges that may be kept in salt-water aquariums, along with what they need to live. Good general information.
Curated OER
Sponges, Phylum Porifera
Discusses sponges that may be kept in salt-water aquariums, along with what they need to live. Good general information.
Curated OER
Sponges, Phylum Porifera
Discusses sponges that may be kept in salt-water aquariums, along with what they need to live. Good general information.
Curated OER
Sponges, Phylum Porifera
Discusses sponges that may be kept in salt-water aquariums, along with what they need to live. Good general information.
Curated OER
Sponges, Phylum Porifera
Discusses sponges that may be kept in salt-water aquariums, along with what they need to live. Good general information.
Curated OER
Sponges, Phylum Porifera
Discusses sponges that may be kept in salt-water aquariums, along with what they need to live. Good general information.
Curated OER
Sponges, Phylum Porifera
Discusses sponges that may be kept in salt-water aquariums, along with what they need to live. Good general information.
Curated OER
Sponges, Phylum Porifera
Discusses sponges that may be kept in salt-water aquariums, along with what they need to live. Good general information.
Curated OER
Sponges, Phylum Porifera
Discusses sponges that may be kept in salt-water aquariums, along with what they need to live. Good general information.
Curated OER
Sponges, Phylum Porifera
Discusses sponges that may be kept in salt-water aquariums, along with what they need to live. Good general information.
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