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Not Right For WatchKnowLearn
Ages: 8 - 12
17328 Views:
Physical and Chemical Changes of Matter - by StudyJams
From scholastic.com, produced by Scholastic
A physical change means that matter changes size or shape, but not its atomic makeup.  Chemical and nuclear changes alter matter on an atomic level.  Find out more about chemical and physical changes with this cartoon animation from StudyJams.  A sho... [more]
May 23, 2011 at 07:01 PM
Not Right For WatchKnowLearn
Ages: 8 - 18
2407 Views:
A Total Solar Eclipse In Varanasi
From YouTube, produced by BBC
In this spell-binding professionally-made video, Professor Brian Cox visits some of the most stunning locations on Earth to describe how the laws of nature have carved natural wonders across the Solar System. (03:11)
Found by begamatt in Eclipses
February 3, 2011 at 07:56 AM
Not Right For WatchKnowLearn
Ages: 10 - 15
13412 Views:
Food Chain Song
From YouTube, produced by youtube
This music video teaches about food chains and the pyramid of energy. Watch it a few times and you'll be completely on top of trophic levels and energy transfer.  This video is a great learning tool for late elementary and middle school age students ... [more]
December 6, 2009 at 06:07 PM
Not Right For WatchKnowLearn
Ages: 8 - 18
2247 Views:
Predict The Temperature
From eHow, produced by Expert Village
Predicting the temperature is crucial to predicting other weather elements like wind, rain, and pressure systems. Learn how to read and predict temperature in this video. Part of the series: How To Predict The Weather. Run time 01:52.
Found by begamatt in Weather
May 20, 2010 at 05:15 PM
Not Right For WatchKnowLearn
Ages: 8 - 18
3513 Views:
Link Between Healthy Air and Healthy Lungs
From 5min, produced by Info4YourLife
Exposure to indoor pollutants such as dust, mold, tobacco smoke, and other strong odors are linked to making asthma worse. Air quality can be a problem anywhere in your home– the basement, family room, kitchen and bedroom. Sandra Rinomato, renowned r... [more]
Found by begamatt in Pollution
May 11, 2010 at 10:58 PM
Not Right For WatchKnowLearn
Ages: 7 - 11
5466 Views:
Plants with Seeds - by StudyJams
From scholastic.com, produced by Scholastic
Plants produce seeds in order to reproduce.  Gymnosperm seeds develop in cones, and angiosperm seeds develop in fruit.  When a seed is fertilized, in right conditions, it will germinate, starting the life of a new plant.  This animated video from Stu... [more]
Found by begamatt in Plants
May 14, 2011 at 06:01 PM
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