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Mathtrain.TV is a free, educational "kids teaching kids" project from Mr. Marcos & his Students at Lincoln Middle School in Santa Monica, CA.
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    • video pic
    • Title: Prime Factorization (factor tree)

    • Description: Sixth-grade student, "Bob", explains and shows how to make a factor tree and sh...
    • Channel: Student-Created Videos
    • Common Core State Standards: 4.OA.B.4
    • Rating   1 Star 1 Star 1 Star 1 Star 1 Star     Views: (105308)     Duration: (00:03:02)     Uploaded: 28-03-08
    • Tags: prime factorization factor primefactor numbersense student video factortree k12 lincoln mathtrain tabletpc
    • Comments - Responses: (1)
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    • Title: Ladder Method for LCM and GCF

    • Description: Jerry shows us the Ladder Method for finding the LCM and GCF. CCSS.Math.Content...
    • Channel: Student-Created Videos
    • Common Core State Standards: 6.NS.B.4
    • Rating   1 Star 1 Star 1 Star 1 Star 1 Star     Views: (65900)     Duration: (00:01:45)     Uploaded: 10-11-09
    • Tags: lcm gcf ladder jerry math mathtrain student-created lincoln
    • Comments - Responses: (1)
    • video pic
    • Title: Quick Look at Dividing Fractions with Phillip (CAPTIONED)

    • Description: Same video as http://www.mathtrain.tv/play.php?vid=133, but with captions. Phi...
    • Channel: Student-Created Videos
    • Rating   1 Star 1 Star 1 Star 1 Star 1 Star     Views: (50324)     Duration: (00:00:46)     Uploaded: 08-08-08
    • Tags: fractions fraction divide division reciprocal phillip captions captioned student k12
    • Comments - Responses: (0)
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    • Title: Cross-cancellation (multiplying fractions)

    • Description: "Paul", a middle school student, teaches us how to use cross-cancellation to ma...
    • Channel: Student-Created Videos
    • Rating   1 Star 1 Star 1 Star 1 Star 1 Star     Views: (34491)     Duration: (00:01:18)     Uploaded: 29-03-08
    • Tags: crosscancellation multiplying fractions multiply Paul k12 math numbersense lincoln tabletpc
    • Comments - Responses: (0)
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    • Title: Probability with Ben and Jerry

    • Description: 6th graders, Ben and Jerry show us a probability example using spinners.
    • Channel: Student-Created Videos
    • Rating   1 Star 1 Star 1 Star 1 Star 1 Star     Views: (32504)     Duration: (00:00:55)     Uploaded: 10-06-09
    • Tags: probability spinner ben Jerry lincoln tabletpc student chance
    • Comments - Responses: (0)
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    • Title: How to Find Missing Angles in a Triangle

    • Description: 6th grader, Taffy, makes her debut showing us how to find a missing angle in a ...
    • Channel: Student-Created Videos
    • Rating   1 Star 1 Star 1 Star 1 Star 1 Star     Views: (31986)     Duration: (00:00:58)     Uploaded: 22-03-09
    • Tags: triangle angle taffy student lincoln geometry
    • Comments - Responses: (1)
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    • Title: Vertical Line Test for Functions

    • Description: Shane, a 7th grader, shows us the Vertical Line Test for functions. She create...
    • Channel: Student-Created Videos
    • Common Core State Standards: Math.8.F.A.1
    • Rating   1 Star 1 Star 1 Star 1 Star 1 Star     Views: (29832)     Duration: (00:02:53)     Uploaded: 16-02-14
    • Tags: education ScreenChomp iPad Shane Vertical Line Test function algebra
    • Comments - Responses: (0)
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    • Title: Rounding a Decimal (part 1)

    • Description: 6th graders, "Paul" and "Bob", teach us how to round a decimal number. This wa...
    • Channel: Student-Created Videos
    • Rating   1 Star 1 Star 1 Star 1 Star 1 Star     Views: (28445)     Duration: (00:01:48)     Uploaded: 27-03-08
    • Tags: round rounding decimals math mathcast video numbersense student bob paul lincoln k12 podcast
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