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Lesson Plan
Curated OER

Look for Patterns: Quilts in Two Faith Ringgold Stories

For Teachers 3rd - 5th
Author Faith Ringgold uses quilts to illustrate her books Tar Beach and Aunt Harriet's Underground Railroad. In this integrated trio of activities, young scholars read stories, identify and create patterns, and design quilt squares of...
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Lesson Plan
Kenan Fellows

Multivariate Least Squares Regression Model with Variable Selection

For Students 9th - 12th Standards
The risk of contracting an infection in the hospital is low, but it does happen. Learn what risk factors have the highest correlation with hospital-acquired infections in the final lesson of a three-part series. Using the open source R...
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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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Assessment
Concord Consortium

Crazy Clocks

For Students 5th - 7th Standards
While a stopped clock is right twice a day, a fast or slow clock confuses people for weeks. Scholars observe a clock running slow and must correct it before observing a clock running fast and working it backward. Finally, a multi-step...
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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 teaches young mathematicians that negative numbers are simply the opposite of positive numbers as they use number lines to plot and compare single-digit integers.
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Worksheet
Curated OER

Problem Solving Strategies

For Students 7th - 8th
In this problem solving strategies worksheet, students solve and complete 10 different word problems that include working backwards. First, they determine various numbers by following the instructions and then working backwards to check....
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Worksheet
Mrs. Glosser's Math Goodies

Circumference & Area Worksheet 2

For Students 6th - 9th Standards
With plenty of problems to chose from, this series of worksheets provides you different types of area and circumference problems. Your learners can plug diameter and radius in to solve, or they can work backward when the area or...
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Assessment
PreKinders

Pre-K Assessment Forms

For Teachers Pre-K - K
This is a Pre-K teacher's must-have resource for pre-assessing learners at the beginning of the school year! Covering everything from alphabet recognition and sorting objects to social-emotional development and work habits, this resource...
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Lesson Plan
Curated OER

Algebra Tic-Tac-Times

For Teachers 9th - 11th
Use the strategy of working backwards to practice factoring polynomials and multiplying binomials in a game format. Play, and work to find which products combined with the available factors will result in the placement of four tokens in...
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Lesson Plan
Curated OER

Word Clue and All About Me Problem Solving

For Teachers 5th
Fifth graders practice solving word problems using highlighted strategies. In this word problem lesson, 5th graders brainstorm and  use words as clues that indicate the math operations that will be used to solve problems. They use the...
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Lesson Plan
Curated OER

Problem Solving

For Teachers 5th
Fifth graders read and write equations. In this equation writing lesson, 5th graders use real life scenarios to write equations. Students use manipulatives, draw pictures and make tables to understand how to write equations. Students...
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Worksheet
Curated OER

Brain Booster: Subtraction Strategy- Working Backward

For Students 3rd - 4th
In this daily math problem worksheet, students complete three activities that help them use subtraction and work backwards. Students show their work using pictures, numbers, or words and may use cubes, number lines or hundred boards for...
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Lesson Plan
Curated OER

Backwards Writing: Reflections and Symmetry

For Teachers 2nd - 4th
Why is "ambulance" written backwards on emergency vehicles? Young geometers apply principles of symmetry to translate words written backwards. See if your school or district subscribes to Jobland, where you can view a clip that explains...
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Lesson Plan
Curated OER

Dance and Math

For Teachers 2nd
Second graders examine human body movements by measuring the choreography of a dance.  In this physical education lesson, 2nd graders participate in a creative dance which is based on specific movements of each limb, which students...
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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

Number Sentences

For Teachers 5th
Fifth graders become familiar with problem solving strategies of guess and check and working backwards. They demonstrate the basic concepts of addition, subtraction, multiplication, and division using a math sentence.
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Worksheet
Curated OER

Mental Math Skills

For Students 2nd - 3rd
In this mental math worksheet, learners use a number line to count backwards and forwards, add doubles, add and subtract one, and add one-digit numbers. Students solve thirty problems.
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Lesson Plan
Curated OER

Proving Quadrilateral Properties

For Teachers 9th - 11th
Working backwards can sometimes help you see a path to solving a problem. In this chapter, properites of quadrilaterials are proven by looking at flowcharts and working the probem backwards. Worked through examples are given, along with...
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Worksheet
Curated OER

Relate Counting to Addition and Subtraction

For Students 1st - 3rd
Your math scholars may recognize patterns, but do they know they can use them to practice addition and subtraction? This worksheet has scholars counting by threes, fours, and sixes to analyze number patterns and complete a sequence....
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Lesson Plan
Curated OER

Investigation - What's the Number?: Division

For Teachers 7th
Seventh graders explore number sentences using a variety of strategies making each equation a true sentence. Students examine strategies such as patterns, trial and error, working backwards, and related problems. In groups, 7th graders...
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Worksheet
Curated OER

Mental Maths

For Students K - 2nd
For this mental math practice worksheet, students fill in the 10 blanks as the count backwards and forward. Students also solve 20 addition problems.
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Lesson Plan
Curated OER

Simple Strategies

For Teachers 3rd - 5th
Here is a fabulous lesson plan on problem solving strategies for your charges. In it, learners are presented with many excellent techniques they can use when faced with a multi-step math word problem. Some terrific blackline masters are...
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Lesson Plan
Curated OER

4th Grade Math Study Guide

For Teachers 4th
Fourth graders perform computation based on a cup of rice.  In this rice math lesson, 4th graders complete math examples and problems using rice for manipulatives. Students participate in an online game based on rice math.
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Activity
Curated OER

Math Challenges

For Teachers 7th - 9th
Students participate in a series of challenging math lessons designed to engage their critical thinking skills. In these real-world problem solving lessons, student solve symmetry and repeated pattern problems, make lists/tables to...