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03:55 Numbers & Operations One is one...or is it? Lesson duration 03:55 Manage Library 1,558,357 Views
06:02 Life Sciences How life begins in the deep ocean Lesson duration 06:02 Manage Library 347,553 Views
06:02 Nature of Science The secret life of plankton Lesson duration 06:02 Manage Library 2,030,538 Views
03:28 Civics Why do Americans vote on Tuesdays? - Jacob Soboroff Lesson duration 03:28 Manage Library 418,641 Views
08:28 Earth and Space Science Deep ocean mysteries and wonders Lesson duration 08:28 Manage Library 1,141,553 Views
03:49 Algebra How folding paper can get you to the moon Lesson duration 03:49 Manage Library 6,190,082 Views
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02:02 Writing/Composition The power of simple words Lesson duration 02:02 Manage Library 540,614 Views
02:23 Life Sciences Symbiosis: A surprising tale of species cooperation Lesson duration 02:23 Manage Library 350,434 Views
04:43 Numbers & Operations How many universes are there? Lesson duration 04:43 Manage Library 1,913,161 Views
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06:11 Literature & Language Learn to read Chinese ... with ease! Lesson duration 06:11 Manage Library 3,274,746 Views
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05:26 Health Which type of milk is best for you? Lesson duration 05:26 Manage Library 5,119,403 Views