10

1 Analytic found

TitleDivision of Fractions, Clip 3 of 3: A Whole Class Discussion About Number Sentences

DescriptionAmy Martino leads a whole class discussion during which they talk about ways of writing number sentences for two problems: 1) How many one sixths are in one? and 2) How many one twelfths are in one?...

11

1 Analytic found

TitleFraction problems, Sharing and number lines, Clip 1 of 3: Sharing candy bars, Introducing the problem

DescriptionIn the first of three clips from a single class session, the researcher asks the 4th grade students to explain the mathematical task of the previous day when each of the three small groups within the...

12

1 Analytic found

TitleDivision of Fractions, Clip 2 of 3: Meredith Writes a Number Sentence

DescriptionMeredith works with her partner, Michael, as they attempt to write a number sentence that describes how many one sixths are in one. After some discussion with Michael and Amy Martino about the correct...

13

1 Analytic found

TitleFraction problems, Sharing and number lines, Clip 2 of 3: That's gorgeous!

DescriptionIn this short clip, James explains to Robert B. Davis his solution to the problem: Which is larger, one fourth or one ninth, and by how much? After some questioning, he explains that the train (i.e.,...

14

4 Analytics found

TitleB64, Stephanie third of three interview sessions when she used a case-based method for all heights below and including four-tall Towers problems (work view), Grade 4, March 6, 1992, raw footage

Date Created1992-03-06

DescriptionThis one-on-one interview between Researcher Carolyn Maher and Stephanie was an 85-minute discussion that occurred in the 4th grade about two weeks after Stephanie’s second interview with researcher...

15

1 Analytic found

TitleB65, Jeff and Michelle classwork of the five-tall Towers problem (work view), Grade 4, Feb 6, 1992, raw footage

Date Created1992-02-06

DescriptionThe fourth grade class was divided into pairs to work on a Towers problem on February 6, 1992. At the beginning of the session, there are two sheets of paper posted on the board with the following...

16

1 Analytic found

TitleB60, Milin and Michael classwork of the five-tall towers problem (work view), Grade 4, Feb 6, 1992, raw footage

Date Created1992-02-06

DescriptionThe fourth grade class was divided into pairs to work on a Towers problem on February 6, 1992. At the beginning of the session, there are two sheets of paper posted on the board with the following...

17

3 Analytics found

TitleB62, Stephanie's and Milin's second of three interview sessions and Michelle's second of two interview sessions revisiting five-tall Towers and other heights (work view), Grade 4, Feb 21, 1992, raw footage

DescriptionThis raw footage consists of three separate interviews in one video. The first with Stephanie, the second with Michelle, and the third with Milin. The interview with Stephanie and Researcher Maher was...

18

1 Analytic found

TitleDiscovering equivalent fractions and introducing fraction notation, Clip 2 of 5: David and Meredith compare one half and two thirds

DescriptionIn the second clip, researcher Carolyn Maher asked the students to build a model to show which is bigger, two thirds or one half, and by how much. The students worked with their partners to solve the...

19

1 Analytic found

TitleContinuing to explore fraction comparisons, Clip 2 of 7: Kimberly and Audra compare one half and three fourths

DescriptionIn the second clip, Kimberly and Audra worked together on the task: Which is larger one half or three fourths. Kimberly built a model using an orange and red train, two dark green rods, and four light...