National Council of Teachers of Mathematics

Looking Back and Moving Forward

Model addition and subtraction with buttons.Award-Winning Journals Free Classroom-Ready Activities Member-Only Online Teaching Resources Discounts on NCTM Resources and Professional Development Member ...
National Council of Teachers of Mathematics

Frogs on a Log

Members-Only Access Log in above or click Join Now to enjoy these exclusive benefits: Award-Winning Journals Free Classroom-Ready Activities Member-Only Online Teaching Resources Discounts on NCTM ...
National Council of Teachers of Mathematics

Finding Perimeter and Area

Develop strategies for finding the perimeter and area for rectangles and triangles using geoboards and graph paper.
National Council of Teachers of Mathematics

Product Game

The Product Game is a fun, interactive game that exercises your skill with factors and multiples. This Product Game Investigation was adapted with permission and guidance from Prime Time: Factors and ...
National Council of Teachers of Mathematics

Understanding and Comparing Three-Digit Numbers

<p>In this lesson, students will learn to make math drawings for hundreds, tens, and ones and connect the drawings to numerical symbols on layered place-value cards.&#160; Students will then compare ...
National Council of Teachers of Mathematics

Comparing Categorical and Numerical Data

Discover differences and similarities.Award-Winning Journals Free Classroom-Ready Activities Member-Only Online Teaching Resources Discounts on NCTM Resources and Professional Development Member-Only ...
National Council of Teachers of Mathematics

Petals Around the Rose

Identify patterns in a dice game.Award-Winning Journals Free Classroom-Ready Activities Member-Only Online Teaching Resources Discounts on NCTM Resources and Professional Development Member-Only Grant ...
National Council of Teachers of Mathematics

Crack the Code: Algebraic Generalizing with Manipulatives

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National Council of Teachers of Mathematics

4.1 Creating, Describing, and Analyzing Patterns

Encourage students to use visualization, spatial reasoning, and geometric modeling to build their own patterns or recreate one from given square arrays. Create pattern units of two to five squares and ...
National Council of Teachers of Mathematics

Pan Balance – Numbers

Use this tool to strengthen understanding and computation of numerical expressions and equality. In understanding equality, one of the first things students must realize is that equality is a ...
National Council of Teachers of Mathematics

Walk to the Movies

Award-Winning Journals Free Classroom-Ready Activities Member-Only Online Teaching Resources Discounts on NCTM Resources and Professional Development Member-Only Grant and Scholarship Opportunities ...