App
Key Stage Fun

Squeebles Addition & Subtraction

For Students K - 3rd Standards
The math monster is at it again, this time stealing all the cars and drivers that were to take part in the cart race. If their addition and subtraction facts are up to the challenge, young mathematicians can win the drivers' freedom...
Lesson Plan
Curated OER

Addition & Subtraction Properties With Integers

For Teachers 6th
Sixth graders use a number line to solve addition and subtraction problems. In groups, they play a game of "Human Number Line Relay." They use a deck of cards to randomly create addition and subtraction equations and physically walk a...
Lesson Plan
Curated OER

Adding & Subtracting (Combining) Integers

For Teachers 5th - 7th Standards
Maintain a positive atmosphere in your math class with this fun lesson on adding and subtracting integers. After first explaining the rules for combining positive and negative numbers, this resource uses a comic strip...
Lesson Plan
Curated OER

Candy Addition and Subtraction

For Teachers 1st - 2nd
Students practice computation.  In this addition and subtraction math lesson plan, students count M & Ms and Skittles to answer math problems and complete a related worksheet.
Lesson Plan
Curated OER

Addition and Subtraction

For Teachers 2nd - 3rd
Students develop their own strategies to solve basic addition and subtraction facts. In this addition and subtraction lesson plan, students use strategies they already know and new ones to solve problems.
Lesson Plan
Curated OER

Adding & Subtracting Decimals

For Teachers 5th - 8th
Students add and subtract decimal numbers. Using a specified website, students play an addition game. As they solve problems on the website, students may check their answers. Students play the game on the internet, and then perform...
Worksheet
Scholastic

Sums & Differences

For Students 3rd - 6th Standards
Word problem solving and inter-galaxy football combine to offer a great worksheet for practicing adding and subtracting whole numbers! 
Lesson Plan
Pennsylvania Department of Education

What Balances?

For Teachers Pre-K - 2nd
Young scholars explore another meaning of subtraction as it pertains to the inverse of addition. In this what balances lesson plan, students identify the concept of subtraction as a balance. Young scholars use subtraction facts to...
Worksheet
Curated OER

Problem Solving: Metric Conversion

For Students 6th - 7th
Using a table, students solve 12 word problems about the weights of various foods at the grocery store. The solve addition and subtraction problems as well as convert kilograms to grams.
Lesson Plan
Pennsylvania Department of Education

Multiple Patterns

For Teachers Pre-K - 2nd
Students explore patterns that involve doubling numbers. In this multiple patterns lesson, students use objects to explore these patterns while recording them using a table. Students recognize even and odd number patterns while applying...
Lesson Plan
Curated OER

Patterns, Functions & Algebra

For Teachers 7th - 10th
Students participate in numerous activities and games. In pairs, they play card games to find relationships between a random set of playing cards. After writing samples of Dear Abby letters concerning math problems, students create a...
Unit Plan
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State of Michigan

Pre-K Mathematics

For Teachers Pre-K - 1st Standards
Kick-start children's education with this pre-school math unit. Offering 31 different hands-on learning activities that develop young mathematicians' pattern and shape recognition, basic number sense, and much more, this is a...
Lesson Plan
Curated OER

Texas History Math

For Teachers 7th
Seventh graders practice math skills while they become familiar with Texas' Boom & Bust economy and the natural history of the east Texas Piney Woods.
Lesson Plan
Curated OER

Venn Diagrams & Word Problems

For Teachers 7th - 8th
Students explore the concept of Venn Diagrams through word problems. In this Venn Diagram lesson, students solve word problems about groups of people using Venn Diagrams. Students use survey results about MySpace and Facebook in a Venn...
Lesson Plan
Curated OER

Math & Social Science

For Teachers 6th - 8th
Students are given data and are to calculate averages and yearly totals of how many cars travel the Tacoma Narrows Bridge. They also make a graph of the data.
Lesson Plan
Curated OER

Aldridge Sawmill - The Story in Numbers

For Teachers 7th
Seventh graders practice math skills while becoming familiar with Texas' "Boom & Bust" economy and the natural history of the east Texas Piney Woods. They utilize worksheets and websites imbedded in this plan.
Lesson Plan
Curated OER

Aldridge Sawmill - The Story in Numbers

For Teachers 7th
Seventh graders view overhead maps of Texas, explore history of Aldrige Sawmill, and practice math skills while becoming familiar with Texas' "Boom & Bust" economy and natural history of east Texas Piney Woods.
Lesson Plan
Curated OER

Solving Problems

For Teachers 2nd
Second graders become familiar with need strategies for computation of money problems and estimating sums. In this computation lesson, 2nd graders solve real life problems to understand estimation and money problems.
Lesson Plan
Curated OER

How Many Ways?

For Teachers 2nd
Second graders develop number sense. In this number sense lesson, 2nd graders use multiple ways to represent numbers including written numerals, tally marks and manipulatives. Students correctly use place value to the thousands place.