Illustrative Mathematics
Sammy's Chipmunk and Squirrel Observations
Here is a fun project. Sammy observes a chipmunk and a squirrel to see how many holes each needs in order to stash the same number of acorns. Scholars could find the answer algebraically or create a table to analyze the...
EngageNY
Solving General Systems of Linear Equations
Examine the usefulness of matrices when solving linear systems of higher dimensions. The lesson asks learners to write and solve systems of linear equations in four and five variables. Using matrices, pupils solve the systems and apply...
EngageNY
Addition and Subtraction of Rational Numbers
Apply addition and subtraction of integers to solve problems with rational numbers. Pupils apply the rules for adding and subtracting integers to add and subtract rational numbers. Class members represent the problem with equations and...
Curated OER
Boolean Algebra and its Application to Problem Solving and Logic Circuits
Introduce learners to the concept of Boolean Algebra. In groups, they are given real life situations in statements and make conclusions. They will use the statements to form compound statements. To end the instructional activity, they...
Willow Tree
The Pythagorean Theorem
There isn't a more popular geometry formula than the Pythagorean Theorem! Learners understand the special side relationships in a right triangle. They use the Pythagorean Theorem to find missing sides and to solve problems. They begin...
West Contra Costa Unified School District
Average Rate of Change
The concept of slope gets an approachable, yet theoretical, treatment in a comprehensive algebra instructional activity. The use of functional notation and problem-solving techniques keep the material rigorous, but detailed teaching...
Willow Tree
Percent of Change
Your car decreases in value from $20,000 to $17,000. What percent of the value have you lost? Pupils answer word problems by determining the percent of change.
Curated OER
Comprehension of Word Problems
Third graders explore math functions by completing a worksheet in class. In this word problem solving instructional activity, 3rd graders read a book titled Counting on Frank by Rod Clement and utilize the information in the story to...
Curated OER
Fractions, Decimals, and Percents Got You Down? "Tri" This!
Have your class design their own mathematical study aids. Learners collaborate in groups on the design of tri-fold presentation describing the relationships between mathematical computations. Then, they write a business letter to the...
National Security Agency
A Balancing Act: Solving Multi-Step Equations
Wow! Put on that thinking cap and solve multi-step equations. To solve equations, learners review the use of the distributive property and combining like terms. This three-day lesson comes with about 20 pages of worksheets, warm-ups,...
Odyssey of the Mind
Odyssey of the Mind Curriculum Activity: Made Up Math
Is there a way to connect creative thinking, logical reasoning, mathematical understanding, and humor? You bet there is! Kids begin by creating creative math quizzes, which require creative thinking to solve. For example, 1+1=24, one...
Marilyn Burns Education Associates
Eighteen Flavors
Your learners will be tantalized by this inquiry-based, collaborative activity as they discover how to write an equation that represents the height of an ice cream cone. Given the scenario based on the poem, "Eighteen Flavors," and...
Curated OER
Using Polya's 4 Steps to Problem Solving
Ninth graders solve problems using Polya's 4 steps to problem solving.
Curated OER
Problem Solving
Students explore the concept of problem solving. In this problem solving lesson, students use a decision square to solve a word problem. Students practice using a decision square to problem solve.
Curated OER
Estimate, Solve, and Check
Young scholars estimate, solve, and check a series of addition and subtraction number and word problems. They write their estimates on a recording sheet, compute and write the answer in the next column, and check their answer with a...
Curated OER
Using Basic Properties to Solve Problems in Math
Learners identify and define the rules of properties of real numbers. They rewrite each of the problems listed using the commutative or associative properties. Pupils apply problem solving strategies to clarify situations in a table...
Curated OER
Word Problem Exchange
Young scholars discuss elements of word problems: key words, data, computation clues, and unnecessary information and use the four steps of problem solving to find a solution and check for reasonableness.
Curated OER
Comprehension of Word Problems
Students solve word problems using a graphic organizer. In this problem solving lesson, students are introduced to the included graphic organizer and are taught how to use it for solving word problems. Students write the required...
Curated OER
Problem Solving
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...
Curated OER
Comprehension of Word Problems
Students demonstrate how to solve multiplication word problems. In this problem solving lesson, students read examples of multiplication word problems and are taught how to use repeated addition to solve the problems. This strategy is...
Curated OER
Summer Activities: Super Sand & Water!
Students use funnels and create tunnels. In this early childhood lesson plan, students begin to understand science and math concepts such as flow, force, gravity, and volume and develop skills in areas such as problem solving and...
Curated OER
Music-Mix-Math
Use Music-Mix-Math to help learners solve a series of problems. They will solve one-word problems while music is playing, when the music stops, each learner finds a partner to compare the answer with. This can be done with as many as 4...
EngageNY
Applications of Systems of Equations and Inequalities
Is the application of systems of equations giving your class headaches? Use this resource to build on your pupils' logic to lead them to building equations and using algebraic methods. The lesson begins with an exploration of...
Curated OER
Number and Operation: All About Monday - Does it Pay?
Solve real-world financial math problems. High schoolers will work through a series of problems as they look at credit card interest, bill payment, and other real-world personal money matters.