The long and the short of it... In this introductory lesson to ordering lengths, 1st graders will be able to compare objects by length using the vocabulary longest and shortest.

Gain an understanding of how to list the sides of a triangle in order from shortest to longest by viewing examples and a video lesson. [1:01]

Learners will learn how to order items by length. They will use plastic toy animals for hands-on learning and then students will locate pictures of animals of various lengths and sizes in their natural habitat on the Internet. They will...

[Free Registration/Login may be required to access all resource tools.] The video shows how to use visual objects and numeric units of measure in order to determine the longest and shortest lengths of measure. The video is followed by...