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Featured Videos
Not Right For WatchKnowLearn
Ages:
9 - 18
2747
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Benjamin Franklin and Poor Richard's Almanac - Khan Academy
From
YouTube
, produced by
Sal Khan
Sal Khan and a guest discuss Ben Franklin running away to Philadelphia and meeting his wife for the first time. (10:56)
Found by
teresahopson
in
Franklin, Benjamin
March 1, 2014 at 10:28 AM
Favorites
Not Right For WatchKnowLearn
Ages:
18 - 18
5562
Views:
Singapore Math: A Spool of Ribbon-Fractions Bar Model
From
YouTube
, produced by
mathinfocus-singaporemathblog.com
Take a look at a Grade 4 real-world problem from a lesson on Subtracting Fractions From Whole Numbers. This smartboard video gives step by step directions on how to solve a math word problem using a fractions bar. This is a great resource for teacher
...
professional development or direct instruction. Video has static. (02:58)
[more]
Found by
porter1526
in
Teaching Singapore Math
April 21, 2012 at 09:41 PM
Favorites
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Ages:
10 - 15
3898
Views:
Dividing By Zero
From
YouTube
, produced by
Jimmy Chang
This short video is from Jimmy Chang, who has a master's degree in math and has been a math teacher at St. Pete College for more than eight years. Explains in simple terms why you can NOT divide by zero. (01:24)
Found by
teresahopson
in
Dividing By Specific Numbers
July 17, 2009 at 08:20 AM
Favorites
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Ages:
10 - 18
3235
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What Creates a Total Solar Eclipse?
From
YouTube
, produced by
TED education
How can the shadow of the tiny moon eclipse the sight of the gargantuan sun? By sheer coincidence, the disc of the sun is 400 times larger than the disc of the moon, but it's 390 times farther from Earth -- which means that when they align just right
...
, the moon blocks all but the sun's glowing corona. Andy Cohen details this extraordinary celestial phenomenon (and when it will next occur). Lesson by Andy Cohen, animation by Bevan Lynch. (03:45)
[more]
Found by
teresahopson
in
Solar Eclipse
August 19, 2017 at 11:04 AM
Favorites
Not Right For WatchKnowLearn
Ages:
6 - 11
10243
Views:
Contraction Rap
From
YouTube
, produced by
Mrs. Mourer's 1st Grade Class
Mrs. Mourer's first grade class performs a rap about contractions. This video contains examples. (01:20)
Found by
Mrs Jefferies
in
Contractions
July 24, 2011 at 11:58 PM
Favorites
Not Right For WatchKnowLearn
Ages:
10 - 15
4595
Views:
Our Planet is a Clock
From
YouTube
, produced by
ScienceOnline
A short animation presenting the rotating earth as a huge clock spinning in space. All efforts to measure and record time, start with our rotating planet. Learning about sundials is a good topic for any science curriculum. This video is one of a seri
...
es explaining sundials. (01:36)
[more]
Found by
Barb
in
Rotation
December 5, 2009 at 10:00 PM
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