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There are 33 videos in this category and 73 videos in 16 subcategories.
Category Videos
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Not Right For WatchKnowLearn
Ages: 3 - 10
1431 Views:
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The children use newspaper strips, glue, water, and flour to make paper mache bowls. The two teams used two different recipes to make their bowls and then compared the results. The students measured using 1 cup, 1/3 cup, and 1/4 cup so the art activ...ity could also be used for a measurement unit.
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August 15, 2010 at 12:14 PM
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Not Right For WatchKnowLearn
Ages: 5 - 18
1145 Views:
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How many breaths does it take to inflate an 2 meter (8 ft) Windbag? 70 breaths, maybe? Why even try? With a simple science secret you can amaze your friends by blowing up a Windbag in one breath! If you don't believe it, try this amazing science act...ivity! Windbags are so light and strong that even the smallest scientist can demonstrate the amazing properties of air!
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February 22, 2010 at 09:54 PM
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Not Right For WatchKnowLearn
Ages: 8 - 10
2898 Views:
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A science experiment that lets us find out how much sugar there is in a typical can of soda and fruit juice. Find out how many teaspoons equals 37 grams of sugar. Run time 04:09.
July 27, 2009 at 09:10 AM
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Not Right For WatchKnowLearn
Ages: 7 - 14
2241 Views:
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In this video kids can learn a fun science experiment. Watch and learn how to do water magic and the science involved in this experiment. They use the contents of a diaper, a cup, and water. The experiment includes an explanation on polymers at the e...nd. Run time 02:18.
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July 27, 2009 at 06:36 AM
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Not Right For WatchKnowLearn
Ages: 8 - 18
1361 Views:
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Science is everywhere. Science laboratory demonstrations and experiments are presented as magic tricks for an audience. The scientific priciples behind the tricks are then explained. Various "tricks" demonstrate air pressure, inertia and Newton's ...first law of motion. Run time 07:09.
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July 27, 2009 at 09:20 AM
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Not Right For WatchKnowLearn
Ages: 7 - 12
4176 Views:
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Nanna KnowItAll uses vinegar and baking powder to explore the properties of matter, with this classic and always fun science experiment for kids. This video is presented by a silly looking "Nanna" character in a fun and unusual way. Great for young...er children.
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February 21, 2010 at 09:12 PM
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Not Right For WatchKnowLearn
Ages: 8 - 10
1871 Views:
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Solar Seth does a science experiment on air pressure. As the water inside the bottle cools it uses less air pressure than the cool air outside. The results are "crushing". In this video, Solar Seth takes you through the step by step process of causi...ng air pressure to change and crush a soda bottle.
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February 21, 2010 at 08:01 PM
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Not Right For WatchKnowLearn
Ages: 8 - 12
1128 Views:
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As the weather gets colder, kids seem to share a lot more germs. As busy scientists, we don't have time to get sick. Our DFTV question: how can we avoid spreading germs and viruses to our friends and families? Does it make a difference whether we sne...eze into our hands or into our elbows? This video answers both questions by completing experiments and graphing results. Students will enjoy watching this video and will help to build background knowledge concerning germs and how they are spread (5:11).
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February 2, 2011 at 09:40 PM
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Not Right For WatchKnowLearn
Ages: 10 - 18
626 Views:
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(NH4)2Cr2O7! Or… an Ammonium Dichromate Volcano!With some heat, these (highly toxic) orange crystals will thermally decompose as they release heat, nitrogen, water and green dichromium (III) oxide ash. (2:06)
December 23, 2011 at 05:50 PM
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Not Right For WatchKnowLearn
Ages: 9 - 18
456 Views:
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Science Friday brings you a science fair project for the recession: combine cornstarch and water and make a fluid with bizarre physical properties, on the cheap. Physicists Robert Deegan, of the University of Michigan, and Harry Swinney, of the Unive...rsity of Texas at Austin, explain why the mixture comes to life under the right conditions. (3:40)
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December 31, 2011 at 03:28 PM
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