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By TED-Ed
Published in 2013
Fresh water accounts for only 2.5% of Earth's water, yet it is vital for human civilization. What are our sources of fresh water? In the first of a two part series on fresh water, Christiana Z. Peppard breaks the numbers down and discusses who is using it and to what ends.
Grade Level   K 1 2 3 4 5 6 7 8 9 10 11 12
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2
Contains information about sound movement, measurement, different sounds in the sea, and advanced topics.
Grade Level   K 1 2 3 4 5 6 7 8 9 10 11 12
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3
Hey Kids! If you are interested in the USS Monitor, marine life, or just fascinated by shipwrecks, this is the place for you! Did you know that the USS Monitor is one of the most famous warships of all time? That it was the Union’s first ironclad and was built in only 100 days? That it sank off...
Grade Level   K 1 2 3 4 5 6 7 8 9 10 11 12
Classroom Activities Curricula and Instruction
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