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Not Right For WatchKnowLearn
Ages: 7 - 10
10767 Views:
Subtraction 3: Introduction to Borrowing or Regrouping - Khan Academy
From YouTube, produced by Sal Khan
In this video, the instructor uses a graphics program to review how to subtract numbers and introduces how to re-group or borrow. The instructor also uses a number line. The video is suitable for elementary students. (18:26)
January 27, 2010 at 02:51 AM
Not Right For WatchKnowLearn
Ages: 6 - 10
4697 Views:
Using Addition to Check a Subtraction Problem with 3 Digits
From eduplace.com, produced by Houghton Mifflin
Students will learn to use addition (the opposite of subtraction) to check the difference.  If the sum of the addition problem equals the number you subtracted from, then the answer is correct.  User clicks through the slides. Uses metacognitive stra... [more]
May 20, 2010 at 03:31 PM
Not Right For WatchKnowLearn
Ages: 8 - 12
6862 Views:
Addition Properties- Commutative, Zero and Associative Properties
From eduplace.com, produced by Houghton Mifflin
Students will learn to use the properties of addition to make addition easier.  The associative property says that addends can be grouped in any order.  Changing the order that numbers are added does not change the sum.  The sum of zero plus a number... [more]
May 20, 2010 at 03:58 PM
Not Right For WatchKnowLearn
Ages: 8 - 13
8377 Views:
Water Cycle---Where Do Clouds Come From?
From Vimeo, produced by Mrs. Forsythe
This short video addresses the essential question "Where Do Clouds Come From?". The narrator discusses the different components of the water cycle. The video discusses evaporation, condensation, precipitation, etc. This is a great resource to help bu... [more]
April 8, 2010 at 09:08 PM
Not Right For WatchKnowLearn
Ages: 3 - 7
5959 Views:
Fractions- Equal Parts
From eduplace.com, produced by Houghton Mifflin
Using shapes, students find equal parts.  Equal parts are the same size.
May 14, 2010 at 01:37 PM
Not Right For WatchKnowLearn
Ages: 8 - 13
2280 Views:
Multiply Using Repeated Addition.
From eduplace.com, produced by Houghton Mifflin
Students will use manipulatives to model multiplication using repeated addition.  User clicks through the slides.
May 20, 2010 at 04:08 PM
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