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# Math

#### Results: 9 Videos

##### Attend to Precision: Circumference and...

Students select objects in the classroom and measure their circumference and diameter. View Video

##### Attend to Precision: Fractions and Geoboards

Working with geoboards helps students reach a better mathematical understanding of the concept of "half." View Video

##### Construct Arguments: Fractions and Geoboards

Geoboards help students move from imprecise understandings of "half" to more precise mathematical thinking about the concept. View Video

##### Problem Solving: Pencil Box Staining

Students work on a project to build and stain wooden pencil boxes. This involves measuring and calculating the surface area of geometric shapes. View Video

##### Reasoning Abstractly and Quantitatively: Dice...

Students use abstract and quantitative reasoning to predict dice rolling. View Video

##### Repeated Reasoning: Products and Sums

In this lesson, students use array structures to reason and conjecture about relationships between sums and products. View Video

##### Repeated Reasoning: Products and Sums

Students use array structures to reason about relationships between sums and products. Charts help them identify patterns. View Video

##### Repeated Reasoning: Valentine Exchange

Students work to answer the question: "How many cards would be needed if all 24 students in the class were to exchange cards with each other?" View Video

##### Strategic Tool Use: Pencil Box Staining

In this project, students work to build and stain wooden pencil boxes. This involves selecting the right tools to measure and calculate the surface area of geometric shapes. View Video