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Lesson Plan
Curated OER

Popping Problems!

For Teachers 4th
Turn your math lesson into a carnival game with this fun, outdoor activity. After reviewing the concept your class will be practicing briefly, split your class up into teams and head outdoors. These teams work to solve math questions and...
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Handout
Charleston School District

Solving for a Missing Dimension

For Students 8th - 10th Standards
If a can has a volume of twelve ounces, how tall it should be? If you can work with volume formulas, it's is an easy measurement to find. After finding the volume of figures in the previous lesson of the series, learners now apply the...
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Worksheet
Curated OER

Solving Subtraction Equations

For Students 6th
In this solving subtraction equations worksheet, 6th graders read examples of using fact families, working backwards or using inverse operations, then solve eight subtraction equations with variables.
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Lesson Plan
Curated OER

Use Guess and Check to Solve Math Problems

For Teachers 5th - 6th
In this problem solving worksheet, learners read about using the guess and check strategy for solving math word problems. They use the strategy to solve 8 problems. They read about the working backwards and using visuals as problem...
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Lesson Plan
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Curated OER

Choral Counting I

For Teachers K Standards
Using a 100s chart or a number line with a pointer, work with your class to count up to 100 by ones and tens. As a part of daily instruction, prompt your kindergartners to chant count from 1 to 30. Move on to 1 to 50, and then from 1 to...
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Activity
Teach Engineering

About Accuracy and Approximation

For Teachers 5th - 7th Standards
How accurate are robots? Groups draw lines by moving robots backwards and forwards by one rotation of the wheels. Using the appropriate formula, they determine the percent error in the length of the lines in relation to the calculated...
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Lesson Plan
Arizona Department of Education

Introduction to Integers

For Teachers 5th - 7th Standards
Welcome to the backward world of negative numbers. This introductory lesson plan teaches young mathematicians that negative numbers are simply the opposite of positive numbers as they use number lines to plot and compare single-digit...
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Worksheet
Curated OER

Calculate Volume and Surface Area

For Students 8th - 10th
In this geometry skills instructional activity, students solve 4 problems that require them to calculate volume and surface area of geometric figures. In 2 problems students work backwards to calculate length.
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Worksheet
Curated OER

Trig Tic-Tac-Times

For Students 11th - 12th
In this trigonometry worksheet, students play a skill review game that involves the problem solving strategy of working backward.  The game is similar to tic-tac-toe using the trigonometric ratios.  The one page worksheet provides the...
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Worksheet
Curated OER

What is Less? 1-10 Subtraction Worksheet

For Students 1st - 2nd
In this subtraction activity, learners count the items that are pictured and count backward by the amount indicated in each problem. They complete 7 problems by answering the question, "What is __ less?"
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Worksheet
Education Creations

Morning Math

For Students 1st - 2nd Standards
Jump-start your morning mathematicians with this set of warm ups! Consider simply projecting the problem of the day for the entire class and having them complete the work in individual notebooks or with a partner. Concepts include...
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Worksheet
Curated OER

Identifying Patterns

For Students 3rd - 4th
Find the pattern! Eighteen number sequences challenge scholars to identify and complete the pattern, adding at least four digits to the given numbers. All the sequences here involve skip counting by various single-digit numbers,...
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Lesson Plan
Curated OER

Oddball Patterns

For Teachers 5th - 8th
Investigating unique number patterns gets learners to put their thinking caps on. Your whole class examines numerical palindromes that are added and multiplied. The class works to find the pattern.
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Lesson Plan
National Gallery of Canada

Counting Circles

For Teachers K - 3rd
Learners look at bands of colors and estimate how many rings of color there are. While working in groups, they come up with a plan of how to accurately count the rings. They attempt to find a pattern in the colors, and decide whether...
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Lesson Plan
Curated OER

Problem-Solving Strategies in Word Problems

For Teachers 5th - 8th
Learners examine how to determine which strategy to use to solve word problems. In this word problem strategy lesson, students listen to a lecture on the process of using different strategies to solve math problems. They look at guess...
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Lesson Plan
Curated OER

Not So Snappy 9 Word Problems

For Teachers 5th - 6th
In this math worksheet, learners practice solving word problems which require them to make a list or work backwards to find the solution. Students read and solve 5 word problems.
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Lesson Plan
Curated OER

Factoring Trinomials

For Teachers 9th - 11th
Students factor trinomials using algebra tiles and blocks. In this algebra lesson, students complete a trinomials station activity. They work backwords to find their answers and discuss their steps in a group.
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Lesson Plan
Curated OER

Walking On The Number Line

For Teachers 4th - 5th
Students investigate the concepts of expressions and equations while defining the similarities and differences. They explore the operations by using a number line and record answers while working with the teacher. Students play the game...
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Lesson Plan
Curated OER

Life is Full of Problems

For Teachers 3rd - 6th
Pupils use the problem solving strategy of guess and check to investigate math word problems. They determine which problem solving strategy or strategies would work best in problem situations.
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Lesson Plan
Curated OER

Hoping Backward to Solve Problems

For Teachers Pre-K - 2nd
Students use number lines to compare differences. In this math lesson, students use a number line to solve problems. Students predict differences and answer puzzles using subtraction.
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Worksheet
Curated OER

Word Problem Solving Strategies

For Students 6th - 7th
In this word problem strategy instructional activity, students solve and complete 11 statements related to solving a word problem in steps. First, they determine what is needed and what is important in the problem. Then, students explain...
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Worksheet
Curated OER

Word Problem Solving Strategies

For Students 6th - 7th
In this word problem strategy worksheet, students solve and complete 11 different steps related to solving a given word problem that includes a growing pattern. First, they determine what is needed and what information is important in...
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Worksheet
Curated OER

Percents and Fractions

For Students 7th - 8th
In this percents and fraction activity, students read short story problems, write an equation, and determine the percent or fractional part of a given number. They use the work backwards strategy to determine the initial number. This...
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Lesson Plan
Curated OER

Special Effects-Titanic and Beyond

For Teachers 9th - 12th
Students view a video clip about special effects. They use geometry to determine how it changes one's perspective. They work together to construct their own room and comparing their room with other groups, noting the type of...

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