## » New & Popular in Math

222 teachers viewed a Video

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#### Pulling Together Fraction Skills

Big Idea: In this lesson, students start to see how all the different fraction skills they have learned work together.

Yazmin Chavira MTP added a Lesson

### Divide and Conquer

7th Grade Math » Unit: Operations with Rational Numbers
Big Idea: Students take their weekly assessment and work independently to divide rational numbers

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#### The Domino Effect

Kindergarten Math » Unit: It All Adds Up!
Big Idea: Young children need concrete models to build from when learning to add and subtract. Using dominoes allows them to understand how quantities and numbers relate as well as understand how two smaller groups combined create a larger group.

### Distributive Property (Factors of 3 and 4)

4th Grade Math » Unit: Multiplication and Division Meanings
Big Idea: The Distributive Property can make multiplication easier by breaking the number sentence into easier problems.

11 teachers favorited a Video

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#### Dividing Fractions by Fractions

6th Grade Math » Unit: Fraction Operations
Big Idea: What do you get when you divide ¼ by ½? What does your answer actually mean? Students continue building their skills and strategies in order to divide fractions by fractions.

906 teachers viewed a Lesson

### Sectors of Circles

Geometry » Unit: Geometric Measurement and Dimension
Big Idea: In a group-worthy task, students use clues about sector area, arc length, and sector perimeter to solve their "dominos".

1035 teachers viewed a Lesson

### Start At/Stop At

1st Grade Math » Unit: Counting Quantities
Big Idea: The students are introduced to the routine of starting at a number on the number line and counting to another number on the number line. The class continues to play and discuss 20 beans.

209 teachers viewed a Video

### Patterns in Nature

3rd Grade Math » Unit: Patterns in Math
Big Idea: When students make their own meaning out of patterns they learn content through an individualized lens.

### Tape Diagrams - Part to Part and Part to Total Ratios

6th Grade Math » Unit: Rates and Ratios
Big Idea: There are multiple ways to represent proportional relationships and reason about solutions to problems.

### Video Reflection

#### Chain Rule Continued

12th Grade Math » Unit: Formalizing Derivatives and Techniques for Differentiation