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1 Analytic found

TitleThe infinite number line, Clip 3 of 4: How many numbers between 0 and 1?

DescriptionIn the third clip researcher Carolyn Maher stated that similarly to the number line going on and on forever, so does the numbers in between zero and one. The students then explored dividing the line...

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TitleThe infinite number line, Clip 4 of 4: Placing fractions and mixed numbers on the number line

DescriptionIn the fourth clip researcher Carolyn Maher asked the students to each come up and take a turn placing some fractions on the number line. She called on Gregory to come up first. He placed a one half...

11

4 Analytics found

TitleFraction problems, Sharing and Number Lines, Clip 3 of 5: Comparing unit fractions

DescriptionIn a whole-class discussion in the third of five clips from a single session, students are asked to compare and order 1/2, 1/3, 1/4 and 1/5. David shares his solution that is based on building models...

12

2 Analytics found

TitleNumber Line Models and Placing Numbers on the Big Number Line, Clip 3 of 4: Equivalent names for the number named one

Date Created1993

DescriptionThis is the third in a series of four clips from this session. The researcher, Carolyn Maher, asks the students where they would place the number “one” on the number line that Alan had made. The...

13

2 Analytics found

TitleNumber Line Models and Placing Numbers on the Big Number Line, Clip 2 of 4: Discussion of Meredith’s Number Line Models

Date Created1993

DescriptionThis is the second in a series of four clips from this session. The students discuss Meredith’s placement of fractions on a number line. Erik conjectures that a person would be confused with all...

14

3 Analytics found

TitleA32, Fraction problems: Sharing and Number Lines (front view), Grade 4, October 29, 1993, raw footage

Date Created1993-10-29

DescriptionIn this raw footage, full-session video, Dr. Davis first introduces Gunnar Gjone as a visiting mathematics educator from Norway. The researcher, Carolyn Maher, begins the session by asking the...

15

2 Analytics found

TitleA33, Fraction problems: Sharing and Number Lines (side view), Grade 4, October 29, 1993, raw footage

Date Created1993-10-29

DescriptionIn this raw footage, full-session video, Dr. Davis first introduces Gunnar Gjone as a visiting mathematics educator from Norway. The researcher, Carolyn Maher, begins the session by asking the...

16

2 Analytics found

TitleA30, Fraction problems: Sharing and number lines (Side View), Grade 4, November 1, 1993, raw footage

DescriptionIn this raw footage, full-session video, Dr. Davis first introduces Gunnar Gjone as a visiting mathematics educator from Norway. The researcher, Carolyn Maher, begins the session by asking the...

17

TitleA31, Fraction problems, Sharing and number lines (Overhead/Class view), Grade 4, November 1, 1993, raw footage

DescriptionThis raw footage, full-session video, focuses on the overhead for the first 39 minutes and then on the class as they are working on the problems. Dr. Davis introduces Gunnar Gjone as a visiting...

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TitleA29, Fraction problems: Sharing and number lines (Class view), Grade 4, November 1, 1993, raw footage

DescriptionIn this raw footage video that ends midway in the session, Dr. Davis introduces Gunnar Gjone as a visiting mathematics educator from Norway. The researcher, Carolyn Maher, begins the session by asking...