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Activity
Howard County Schools

Generous Aunt

For Teachers 9th - 11th Standards
Witness the power of exponential growth with an activity that investigates two different savings plans. Class members create tables of values to see how and when a savings plan increasing exponentially exceeds one increasing linearly.
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Assessment
Concord Consortium

Twinkle, Twinkle

For Students 7th - 12th
Take a look at a star resource. Young mathematicians use a graphing calculator to draw intersecting lines that look like a star. They then apply translations to move the entire star and also consider what transformations must occur to...
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Worksheet
Curated OER

Shape Sort

For Students Pre-K - 1st
Sorting is a great way to familiarize learners with basic shapes in this partner activity. Pairs have sixteen shape cards with various sizes and types of triangles, rectangles, hexagons, and squares. They have four category cards in...
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Lesson Plan
Curated OER

Representing Data 1: Using Frequency Graphs

For Teachers 9th - 12th Standards
Here is a lesson that focuses on the use of frequency graphs to identify a range of measures and makes sense of data in a real-world context as well as constructing frequency graphs given information about the mean, median, and range of...
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Lesson Plan
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Mathematics Assessment Project

Representing Polynomials

For Teachers 8th - 12th Standards
Use this complete and very detailed lesson plan to assess your students' understanding of two important behaviors of polynomials. The first is the relationship between the zeros of a polynomial function and the function's graph, and the...
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Activity
Curated OER

Do These Add Up?

For Teachers 5th Standards
Common Core mathematical practices require that young mathematicians not only know how to add fractions with unlike denominators, but also to recognize when adding fractions are appropriate for the word problem. Fifth graders are given...
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Worksheet
Curated OER

Largest Hamburger Ever?

For Students 5th - 7th Standards
If a 150 lb. person can comfortably eat and digest a 1 lb. burger, then how large would the person be who can comfortably eat and digest a 350 lb. burger? For a burger that size, it would take either a large person or a class of really...
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Lesson Plan
Illustrative Mathematics

Buying Protein Bars and Magazines

For Teachers 6th - 8th Standards
Packing for a trip? This activity allows learners to decide how many magazines and protein bars they can buy with twenty dollars. They can organize their work in a chart to track how many items they can purchase. There are two different...
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Lesson Plan
Curated OER

Find 1

For Teachers 3rd - 5th Standards
Extend your class's ability to represent unit fractions on a number line with this challenging worksheet. Given two number lines, one labeled with zero and 1/4, the other with zero and 5/3, learners must accurately locate the number one...
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Lesson Plan
National Security Agency

Classifying Triangles

For Teachers 4th - 8th Standards
Building on young mathematicians' prior knowledge of three-sided shapes, this lesson series explores the defining characteristics of different types of triangles. Starting with a shared reading of the children's book The Greedy...
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Lesson Plan
California Mathematics Project

Model Solar System

For Students 9th - 12th Standards
The sun's diameter is 864,337 miles—challenge learners to create a scale model of the solar system that fits in your classroom. Scholars make conversions and work with scientific notation as they create the scale model. 
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Assessment
Mathed Up!

Tree Diagrams

For Students 9th - 11th
Explore how to visually represent probability problems. Scholars watch a video to refresh their memories on tree diagrams. To finish the activity, they complete a worksheet of questions on this topic.
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Assessment
Concord Consortium

Triangles: Angle Space

For Students 9th - 12th
Three angles in a triangle, three-dimensional space, it all seems connected somehow. Given several different triangles, pupils use the three angles of the triangle as coordinates to plot points in three-dimensional space. They explore...
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Worksheet
Curated OER

Soaring Towers

For Students Pre-K - 4th
How tall can your tower get? Implement shapes, building strategies, teamwork, and prediction in this interactive tower activity. Learners discuss past experiences with stacking materials, recalling ways they kept it from falling over....
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Worksheet
Curated OER

Math Vocabulary Decoding Activity

For Students 5th - 6th
In this math vocabulary learning exercise, students use a letter key code to match match vocabulary words to their definitions. A reference web site it given for additional activities.
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Worksheet
Curated OER

Graphing Linear Equations Cards

For Students 8th - 9th Standards
OK, so maybe graphing linear equations can be fun. This activity includes a set of linear equation cards to be cut and place face up on a table. Learners pick a card and match it to the correct graph card. This is a really fun way to...
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Worksheet
Curated OER

Mental Math: Use the Properties-Reteach

For Students 4th - 5th
In this mental math reteach worksheet, students review the commutative, associative and distributive properties, then complete a set of 13 problems. A reference web site is given for additional activities.
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Worksheet
Curated OER

Math Vocabulary Maze

For Students 4th - 6th
In this math maze activity, learners navigate their way through a maze using clues and spelling out math vocabulary words. A reference web site is included for additional activities. 
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Worksheet
Curated OER

Math--Recognizing and Matching Numbers

For Students 2nd - 3rd
In this recognizing and matching numbers worksheet, students draw a circle around the bunnies from each hutch and then draw a line from the bunnies to the hutches to show where they belong. Students fill in the missing numbers in 5...
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Worksheet
Curated OER

Divisibility Checks: Paired Activity

For Students 3rd - 4th
In this division game instructional activity, students will work in small groups to play a game about dividing numbers. A teacher's guide with game instructions is included.
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Lesson Plan
Curated OER

Mix Freeze Group

For Teachers 4th - 5th
For this mathematics worksheet, students write the total number of students written on the board. Then they draw a division house around that number and discuss breaking the number down into groups.
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Worksheet
Curated OER

Number Cube Activity

For Students 9th
In this Algebra I worksheet, 9th graders roll a die to determine the value that will be substituted in order to determine the value of an algebraic expression. The one page worksheet contains eight problems.  Answers cannot be...
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Worksheet
Curated OER

Brain Boosters: Valentine's Day Math

For Students 2nd - 3rd
In this problem solving worksheet, students are given two Valentine story problems to solve. Each problem has a place to show your work. Students must use different operations to solve the problems.
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Lesson Plan
EngageNY

Comparing Integers and Other Rational Numbers

For Students 6th Standards
The ninth installment of a 21-part module has pupils compare integers and rational numbers in decimal and fraction form. They match stories to number lines and compare values in the stories.