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Ages: 12 - 18
When to Use a Comma with a Prepositional Phrase
From YouTube, produced by eHo\w
Use a comma with a prepositional phrase if the phrase is non-restrictive, or if the prepositional phrase is being used as an introductory phrase. Avoid using a comma with a prepositional phrase if the sentence reads clearly without the comma. The tea... [more]
Found by grazianione in Commas
August 11, 2009 at 10:36 AM
Not Right For WatchKnowLearn
Ages: 3 - 6
Learning About the Letter "t" - Mr. T Has Tall Teeth - The Letter People
From YouTube, produced by PBS
This is a part of "The Letter People" and focuses on "Mr. T", who has "tall teeth". The sound of letter 't' is reinforced through music and simple skits. Puppet characters act out the skits. Opening credits take about 20 seconds. (03:31)
Found by CKR11 in Letter T
July 10, 2009 at 11:15 AM
Not Right For WatchKnowLearn
Ages: 8 - 18
Invasive Species Spreading Across America
From YouTube, produced by CBS
Scientists estimate that there are currently 50,000 invasive plant and animal species in America - and that number's sure to rise. Mark Strassmann reports in this CBS news special.  Some animals discussed are Asian Silver Carp, African Killer Honey B... [more]
November 12, 2012 at 02:59 PM
Not Right For WatchKnowLearn
Ages: 10 - 16
Irrational Numbers
From YouTube, produced by Discovery Channel
This Discovery Education video discusses irrational numbers, such as the number pi because it has no decimal equivalent. Then, it discusses how irrational numbers relate to rational numbers. The video is good quality and good for all students as a re... [more]
August 3, 2009 at 07:51 PM
Not Right For WatchKnowLearn
Ages: 10 - 18
Neil Armstrong Tribute
From YouTube, produced by scishow
Neil Armstrong, the first man to walk on a world that was not Earth, has died. Getting his pilot's license before his driver's license probably didn't hurt when it came to becoming one of the world's most famous men - certainly the world's most famou... [more]
August 27, 2012 at 03:05 PM