Better Lesson
Better Lesson: Onset Rime Segmenting and Blending
This instructional activity offers routines for blending and segmenting onsets and rimes of single-syllable spoken words. Included is a video showing students practicing this skill and ideas for centers.
CK-12 Foundation
Ck 12: Geometry: Segments Study Guide
[Free Registration/Login may be required to access all resource tools.] This study guide reviews how to measure the distance between two points and the Ruler Postulate. It also introduces congruency/congruent segments and midpoint.
CK-12 Foundation
Ck 12: Vectors as Directed Line Segments
[Free Registration/Login may be required to access all resource tools.] Resources for learning about vectors as directed line segments.
CK-12 Foundation
Ck 12: Interactive Geometry: 10.6 Points That Partition Line Segments
Understand points that partition line segments.
CK-12 Foundation
Ck 12: Interactive Geometry: 5.2 Bisectors of Line Segments and Angles
Learn how to construct bisectors of line segments and angles.
CK-12 Foundation
Ck 12: Life Science: 9.5 Segmented Worms
Learn about the physical features of segmented worms.
Sophia Learning
Sophia: Measuring a Line Segment: Lesson 2
This video lesson [2:15] will walk you through using a ruler to measure the distance between endpoints. It is 2 of 10 in the series titled "Measuring a Line Segment." Students can take a short review quiz when finished....
Sophia Learning
Sophia: Measuring a Line Segment: Lesson 3
This video lesson [1:04] will walk you through using a ruler to measure the distance between endpoints. It is 3 of 10 in the series titled "Measuring a Line Segment." Students can answer review questions when finished....
Texas Instruments
Texas Instruments: Segments Formed by Intersecting Chords, Secants, and Tangents
This activity is designed to help students discover several important theorems concerning lengths of segments formed by intersecting chords, secants, and tangents.
Shodor Education Foundation
Shodor Interactivate: Lesson: Lines, Rays, Line Segments, & Planes
This robust lesson plan for upper elementary and middle school grades introduces the concepts for lines, rays, line segments, and planes. Resources are linked to it and ready for your use.
Math Open Reference
Math Open Reference: Line Segment
Learn about line segments with this useful reference guide. Provides a detailed definition, examples, and an interactive activity that enhances further explanation. Includes links to related topics.
Math Open Reference
Math Open Reference: Congruent Line Segments
Learn about congruent line segments with this helpful reference tool. Provides a detailed definition, examples, and an interactive activity that enhances further explanation. Includes links to related topics.
Curated OER
Bized.com: Market Segmentation
This site, which is provided for by Bized.com, gives a definition and explanation of the bases of segmentation.
Math Open Reference
Math Open Reference: Midpoint of a Line Segment
Learn about the midpoint of a line segment with this helpful reference tool. Provides a detailed definition and an interactive activity that enhance further explanation. Includes links to related topics.
Khan Academy
Khan Academy: Divide Line Segments
Figure out the coordinates of a point between two other points that give a certain ratio. For example, find a point C so that it is two thirds of the way between point A and B.
Alabama Learning Exchange
Alex: Investigation of Special Segments of Triangles
This lesson will enable young scholars to investigate three special segments of triangles in a very concrete way. The students will fold paper triangles to create the segments. This lesson would be a great way for young scholars to...
Utah Education Network
Uen: Macroinvertebrate Mix and Match
Activity explores major segments of aquatic macroinvertebrates and differences between stages.
Mathigon
Mathigon: Geometry: Euclidean Geometry: Definitions
This lesson focuses on Euclidean Geometry terminology; such as line, point, line segment, congruence, circle, radius, ray, and more. It defines each term and provides an example of each.
PBS
Pbs News Hour: Transfer of Power in Iraq
PBS' take on the transfer of power in Iraq on June 28th, 2004. You will be able to watch the segment, listen to the segment, and read the transcript of this historic event and hear from many of the key figures.
PBS
Wnet: Thirteen: Freedom: A History of Us: Yearning to Breathe Free Webisode 10
This wonderful website, Freedom, a History of US, based on the series by Joy Hakim, presents the tenth webisode, Yearning to be Breathe Free. Through text, photographs, and audio segments you can get a good picture of the state of...
PBS
Pbs Learning Media: Seven Selfish Shellfish
This video segment from Between the Lions features a classic tongue twister: a type of wordplay that helps children tune their ears to language and the sounds within words. [0:29]
PBS
Pbs Learning Media: Everyday Radiation
How much radiation are we exposed to every day? Find out in this video segment adapted from FRONTLINE: "Nuclear Reaction." [1:46]
PBS
Pbs Learning Media: Gamma Ray Burst Theories
This video segment from Swift: Eyes through Time introduces and explains theories of the origin of gamma-ray bursts. [4:11]
PBS
Pbs Learning Media: Scent of an Alewife
This video segment from NOVA: "Sea Behind the Dunes" tracks the return of spawning alewife fish from the open ocean back to the freshwater streams and ponds where they were born. [3:34]
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