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
Recursive Challenge Problem—The Double and Add 5 Game
Math is all fun and games! Use a game strategy to introduce the concept of sequences and their recursive formulas. The activity emphasizes notation and vocabulary.
Georgia Department of Education
Math Class
Young analysts use real (provided) data from a class's test scores to practice using statistical tools. Not only do learners calculate measures of center and spread (including mean, median, deviation, and IQ range), but also use this...
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...
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.
EngageNY
Modeling Riverbeds with Polynomials (part 1)
Many things in life take the shape of a polynomial curve. Learners design a polynomial function to model a riverbed. Using different strategies, they find the flow rate through the river.
EngageNY
Evaluating Reports Based on Data from a Sample
Statistics can be manipulated to say what you want them to say. Teach your classes to be wise consumers and sort through the bias in those reports. Young statisticians study different statistical reports and analyze them for misleading...
Virginia Department of Education
Transformations
The coordinate plane is a popular place! Identify rotations, reflections, and dilations on the coordinate plane. Pupils work in small groups to match transformations of a figure with the description of the transformation. They perform...
Curated OER
Comprehension of Word Problems
Learners 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. Learners write the required...
Curated OER
Comprehension of Word Problems
Third graders explore math functions by completing a worksheet in class. For this word problem solving lesson, 3rd graders read a book titled Counting on Frank by Rod Clement and utilize the information in the story to answer study...
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.
Ahisma Summer Institute
The Power of One - Math in a Different Angle
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...
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 instructional activity comes with about 20 pages of...
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...
Mathematics Assessment Project
Representing 3-D Objects in 2-D
How does the shape of the surface of water in a container change as water leaks out? After tackling this question, learners take part in a similar activity with more complex figures.
Curated OER
Using Polya's 4 Steps to Problem Solving
Ninth graders solve problems using Polya's 4 steps to problem solving.
Curated OER
4 Step Approach to Problem Solving
Students explore problem solving. In this middle school mathematics lesson, students investigate the four-step approach to problem solving. Students solve word problems by employing the four-step process and express themselves through...
Curated OER
Problem Solving
Fourth graders complete a worksheet identifying unnecessary information regarding 8 different math problems. In this problem solving lesson plan, 4th graders discuss the meaning of colors on a spotlight in order to develop the skill of...
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
Word Problem Exchange
Learners 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
Multiple Variables in an Equation
Young mathematicians apply problem-solving skills to equations that have more than one variable. They will work through the process to problem solve and discover the solution.
Curated OER
How Much Will Movies Cost In The Future?
Students use data collection and analysis, statistics, and probability in problem-solving situations and communicate the reasoning used in solving these problems.
Curated OER
Math: Matching Rods and Religion
Math and religious studies are integrated together using using cuisenaire rods and Kid Pix for this problem-solving exercise. In pairs, they match different colored rods to represent various groups of people. Meanwhile, students at...
Curated OER
The Grapes of Math
Students "think" through mathematical problem solving and provide solutions using a variety of strategies after listening to Greg Tang's book, The Grapes of Math.