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Lesson Plan
Curated OER

Adding and Subtracting Bears and Goats

For Teachers 1st
First graders evaluate math problems using farm animals.  In this consumer math lesson, 1st graders discover math problems which concern quantities of farm animals.  Students discover new strategies to help them analyze their information. 
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Lesson Plan
Curated OER

Addition/Subtraction Strategies

For Teachers 3rd
Third graders recall all their addition and subtraction facts to 20. They use the relevant number strategy with whole numbers. Students are taught place value in relation to decimals, and identify 'which decimal is larger.' They...
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Worksheet
Curated OER

Revise Doubling and Halving

For Students 3rd - 4th
In this doubling and halving worksheet, students practice doubling 16 three-digit numbers, half 16 three-digit numbers and solve 8 additional division and multiplication math problems.
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Worksheet
Curated OER

Everything You Ever Wanted to Know About Stoichiometry

For Students 11th - Higher Ed
In this chemistry worksheet, students identify the process of Stoichiometry and use it to calculate various chemical reactions similar to that of a recipe. In addition, they identify a connection between isoamyl alcohol and the product...
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Lesson Plan
Curated OER

Place Value

For Teachers 2nd
Second graders complete math problems. In this place value lesson, 2nd graders read the book "One Grain of Rice" and use it to learn about place value. Students use index cards and rice to complete a place value activity.
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Worksheet
Curated OER

Approximate Answers by Rounding

For Students 4th - 6th
In this rounding off instructional activity, students calculate the approximate answers for 10 addition, division or subtraction math problems, questions and/or statements.
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Worksheet
Curated OER

Differences Are Keys For Coloring

For Students K - 2nd
In this math instructional activity, students solve subtraction problems and match the differences to color words to complete a picture. Students solve twenty problems to color the picture.
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Unit Plan
Curated OER

M&M: Multiplication Madness

For Teachers 3rd
Students analyze the multiplication facts from zero to ten in the ten lessons of this unit. The concepts of mental multiplication and solving word problems are important components of this unit.
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Worksheet
Curated OER

Not So Snappy 9

For Students 6th - 8th
In this order of operations (i.e., addition, subtraction, multiplication, division) worksheet, students solve 4 word problems demonstrating their understanding of the concept.
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Lesson Plan
Curated OER

Ordering Numbers to 1,000

For Teachers 3rd - 4th
In this ordering numbers to one thousand worksheet, students, working with a partner, calculate the answers to eight word problems involving ordering numbers to one thousand.
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Lesson Plan
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Curated OER

Introduction to Exponents

For Teachers 6th - 9th
Problem solve using exponents. Pupils read One Grain of Rice: A Mathematical Folktale and write powers to represent amounts from the story.They compare actual solutions to their predictions and play a game to practice using exponents. 
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Lesson Plan
Bob Prior

The Order of Operations

For Teachers 6th - 8th Standards
Your learners use many different number representations like positive and negative integers, exponents, radicals, and combinations of operations as they learn and strengthen their use of the order of operations. Thoughtfully organized to...
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Worksheet
Curated OER

Matrix Operations

For Students 10th - 12th Standards
Here is a worksheet to practice or review basic matrix operations of addition, subtraction, and scalar multiplication. First, define and discuss key vocabulary terms, then have individuals work five simple problems. There are detailed...
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Lesson Plan
Curated OER

Modeling Basic Operations

For Teachers 8th
Eighth graders engage in a lesson that investigates basic mathematical operations using a number line. They use props for hands on activities of visualizing the solution to a particular problem.
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Lesson Plan
Curated OER

Communicative & Associative Properties

For Teachers 8th
Eighth graders participate in activities to explore communicative and associative properties. Given double color counters, 8th graders create arrangements to demonstrate the properties. They discuss the strategies used to model each...
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Lesson Plan
Curated OER

Baseball Math

For Teachers 1st
First graders solve baseball-themed addition problems. Working in pairs, 1st graders drill each other on simple addition facts using baseballs. At the completion of group time, students introduce their partner and share their...
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Lesson Plan
Curated OER

Paint Plus

For Teachers 1st
Using the computer and the Paint program, Students explore the different tools available in the paint program, and then create a picture showing two sets of pictures and an equation.
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Lesson Plan
Ahisma Summer Institute

The Power of One - Math in a Different Angle

For Teachers 5th - 7th Standards
In this 2-day lesson focused on exponents, middle schoolers will cross the curriculum by engaging in science, history and language arts activities. Exponential growth will be explored using grains of rice on a chess board. Exponential...