Express the length of an object as a whole number of length units, by laying multiple copies of a shorter object (the length unit) end to end; understand that the length measurement of an object is the number of same-size length units that span it with no gaps or overlaps. Limit to contexts where the object being measured is spanned by a whole number of length units with no gaps or overlaps.

There are 3 videos in this category and 0 videos in 0 subcategories.

Category Videos
Not Right For WatchKnowLearn
Ages: 9 - 18
How to Use a Ruler
From YouTube
A ruler can be used to draw straight lines and to take measurements of lines. In this video you will take measurements in inches or centimeters by using a ruler with help from a tutor.
Found by grazianione in 1.MD.A.2
January 27, 2010 at 02:36 PM
  • Favorites

Not Right For WatchKnowLearn
Ages: 3 - 7
Gumball Subtraction - Sesame Street
From YouTube, produced by Sesame Street
A fun little sesame street video showing basic subtraction practice using a gumball machine.
Found by ronna_37 in 1.MD.A.2
July 10, 2009 at 10:55 AM
  • Favorites

Not Right For WatchKnowLearn
Ages: 8 - 11
Measuring Length and Width of an Object with Metric Ruler
From teachertube.com, produced by Tsmithscience
In this teacher-created video, a student demonstrates measuring the length and width of an object using a metric ruler. ( 1:24)
Found by Kondwani in 1.MD.A.2
November 28, 2010 at 11:35 PM
  • Favorites
History [show]

Loading history...

Please make your comments on categories positive, and not just negative.

People work hard on educational categories, and we want to encourage them to make more!

  • Profanity (curse words), sexually suggestive remarks, and other such obviously inappropriate comments will be deleted immediately, and are grounds for immediate expulsion. Remember, children use this website.
  • Personal criticism on project forums and in video content is not allowed and will be deleted immediately. Any violations of this rule could result in expulsion from the project so please, no insults or other negative personal remarks.
  • Very harshly-worded criticism of content will also be deleted promptly. Please use your vote to express your harshest feelings. Repeated violations of this rule can result in expulsion. If you must criticize another person's hard work, then be nice about it.
If you want to comment, please sign in