Activity
Noyce Foundation

Perfect Pair

For Students K - 12th Standards
What makes number pairs perfect? The resource provides five problems regarding perfect pairs of numbers, the definition of which changes in complexity with each task. Solutions require pupils to apply number sense and operations, as well...
Activity
Noyce Foundation

Movin 'n Groovin

For Students K - 12th Standards
Examine the consequences of varying speed.  An engaging set of five problem sets challenges young mathematicians by targeting a different grade level from K-12. In the initial lesson, scholars make conclusions about the time it...
Unit Plan
Houghton Mifflin Harcourt

Problem Solvers: Challenge Activities (Theme 4)

For Teachers 4th Standards
Creative activities help bring literature alive. The first of a set of lessons designed to accompany selections from Theme 4: Problem Solvers uses activities such as skits, responses to music, and social studies projects. These...
Lesson Plan
Curated OER

Physical Education: Mission Possible

For Teachers 4th - 6th
Students participate in a physical education activity, Mission Possible, where they attempt to steal a jug of jewels. They must successfully overcome five challenge areas to complete the activity. Students develop cooperative...
Lesson Plan
Mathematics Assessment Project

Comparing Strategies for Proportion Problems

For Teachers 7th Standards
Having problems with proportions? Then solve these proportion problems with an exercise that asks learners to first individually solve a set of problems involving ratios and proportional reasoning. Groups then discuss provided...
Worksheet
Curated OER

On Target

For Students 3rd
For this number sentence worksheet, 3rd graders decide whether they will add, subtract, multiply or divide to solve five word problems. Students write out the number sentence for each word problem on the lines provided.
Lesson Plan
Curated OER

Roman Bernardo: Solving Linear Equations

For Teachers 7th - 9th Standards
Mathematicians use an inquiry method to solve linear equations. In this linear equations activity, students practice solving equations using addition, subtraction, multiplication and division. They solve multi-step equations and...
Worksheet
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Curated OER

Solving Linear Inequalities

For Students 8th - 11th Standards
Walk the class through the steps of how to evaluate linear inequalities in one variable and graph the solution set. Define and discuss key vocabulary terms, then have individuals work problems of varying difficulty. Included are word...
PPT
Curated OER

Division: Using a Number line

For Teachers 2nd - 3rd
Provide learners with a problem solving strategy to help them solve simple division problems and build a better understanding of the relationship between multiplication and division. They use a number line and jump up by the divisor,...
Worksheet
Curated OER

Learning to Multiply

For Students 2nd - 4th
Learning how to multiply is the focus of this math resource. The first of five pages reviews the multiplication process as repeated addition. The second provides a few examples that you might consider working through with the class. An...
Lesson Plan
Curated OER

Lively Math

For Teachers 3rd - 6th
Scholars realize the importance of reading and correct interpretation when engaging in mathematical problem solving. This begins with the understanding of vocabulary and the translation from numeric to algebraic and algebraic to numeric.
Worksheet
Curated OER

Make a Table

For Students 1st - 2nd
First and second graders participate in an experiment then create a table of tally marks to identify the totals. They problem solve, tally twenty experiences, and generate an answer to one question.
Lesson Plan
Curated OER

Summer Machines Activity: How Can We Move This Box of Blocks?

For Teachers Pre-K - K
Learners discover there's more than one way to move a heavy load. In this problem solving lesson, students use observation and problem-solving skills as they experiment with simple machines in order to transport loads.
Lesson Plan
Curated OER

Math: Navigating the World Around Me

For Teachers 4th - 6th
Young mathematicians research and discuss real world math word problems and ways in which they apply math concepts in their everyday lives. They create a storyboard of a math word problem from which they create a slide for a multi-media...
Worksheet
Curated OER

Subtracting Decimals #3

For Students 4th - 5th Standards
Practice money and measurement math with a thorough instructional activity. Two examples at the top of the page remind fourth graders how to solve subtraction problems using decimals. After working through 14 problems, they then solve...
Worksheet
Curated OER

Solving Equations and Formulas

For Students 8th - 10th Standards
Learners rearrange equations and formulas to solve for a specified variable. Includes multi-step equations with a variety of different variables and a few real-world applications. Great for use as a study guide when presenting the...
Lesson Plan
Curated OER

Systems of Equations and Inequalities

For Teachers 8th - 12th Standards
This is a comprehensive lesson on creating and solving equations and systems of equations and inequalities. Problems range from basic linear equations to more complex systems of equations and inequalities based on a real-world examples....
Lesson Plan
Curated OER

Two-Digit Addition at the Zoo

For Teachers 2nd
Your second graders explore two digit addition with regrouping. They will investigate problem solving strategies within the context of a trip to the zoo. Multiple resources and assessments are provided.
Worksheet
Common Core Sheets

Finding Percent of a Decimal

For Students 4th - 6th Standards
Math sleuths find ways to solve problems to the nearest hundredth. These worksheets enable them find the percent of a decimal and is great for practice/reinforcement of this skill. 
Activity
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Franklin D. Roosevelt Presidential Library & Museum

Role Playing Relating to Big Decisions

For Teachers 6th - 12th
While most high schoolers are too young to vote, they still need to learn the skills needed to solve problems. The ninth resource in a 10-part civics series presents class members with four "What Would You Do?" scenarios that have them...
PPT
University of Texas

Complex Numbers

For Students 9th - 12th Standards
Are complex numbers and binomials similar? This stack of slides provides an introduction to complex numbers and shows how to operate with them. The worked examples show a connection between operating with binomials and operating with...
Lesson Plan
EngageNY

Geometric Sequences and Exponential Growth and Decay

For Teachers 10th - 12th Standards
Connect geometric sequences to exponential functions. The 26th installment of a 35-part module has scholars model situations using geometric sequences. Writing recursive and explicit formulas allow scholars to solve problems in context.
Worksheet
Curated OER

Multiplication Word Problems

For Students 3rd - 4th
Here is a solving word problems by finding the products worksheet in which learners multiply two-digit numbers by one-digit numbers. They solve five problems. 
Interactive
Physics Classroom

Ohm's Law: Voltage-Current-Resistance Relationship

For Students 9th - 12th Standards
Join the resistance—Ohm! Scholars apply Ohm's Law to problems of increasing difficulty as part of a series on electric circuits. The lesson begins with simply doubling and tripling voltage or resistance. It ends with having pupils solve...

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