American Statistical Association
Exploring Geometric Probabilities with Buffon’s Coin Problem
Scholars create and perform experiments attempting to answer Buffon's Coin problem. They discover the relationships between geometry and probability, empirical and theoretical probabilities, and area of a circle and square.
Curated OER
Cover Up: Tools for Integrating Math and Engineering
Blend art, adolescent snacking habits, and math to create new cereal boxes. Secondary learners review scale drawings. They use this information to construct cereal boxes to scale and will compare their creation to the original product to...
West Contra Costa Unified School District
Quadratic Equations — What We Know
Everything you could possibly want to know about quadratic equations, all in one resource. Instructors demonstrate how to translate between different forms of quadratics (equation, table of values, graph, verbal description) and finding...
Curated OER
Tell Us All: Tools for Integrating Math and Engineering
What a scam! Middle and high schoolers pose as journalists exposing consumer fraud. For this lesson, they write an article for a magazine using data collected during previous investigations (prior lessons) to defend their findings that a...
Curated OER
Fraction Food Frenzy
Learners study addition of fractions with like denominators using illustrations and problem solving.
Curated OER
Rice Math Problems
Third graders practice solving math equations using rice as their subject. They translate situations involving rice into math equations in order to solve them properly. They also discover and practice using math vocabulary terms...
Curated OER
Solving Systems of Equations
Learners explore the concept of solving systems of equations with two equations and two unknowns. For this solving systems of equations lesson, they work through problems of solving systems by substitution, elimination, and graphing....
Curated OER
Solving One-Step Equations
Students practice solving one-step equations. In this one-step equation lesson, students examine the proper use of order of operations when solving for one variable and show that they are able to use inverse operations to solve problems....
Curated OER
Get Me to the Premiere on Time
Young scholars discover how to calculate speed, distance, and rate. In this problem solving lesson, students view an episode of "Cyberchase" and use the distance formula to determine the fastest route that the main character in the...
Curated OER
Solving Math Word Problems
Learners use five word problem solving skills to solve a variety of math word problems. They observe the teacher modelling the five steps, and in small groups complete two worksheet word problems. Students read the problem, find the...
Curated OER
Dividing by 4's
Third graders explore math functions by completing problem solving activities. In this division lesson, 3rd graders utilize the division strategies acquired earlier to divide multiple digit numbers by 4's. Students complete problems on...
Curated OER
Chess Lesson Plans
Students discover the game of chess. In this critical thinking lesson, students learn the rules for each chess piece and the game as a whole. Students use critical thinking, problem solving, logic, and reasoning skills to improve their...
Curated OER
Multiplying with Packages and Letters
Students explore multiplication. In this multiplication problem solving instructional activity, students view a video clip which demonstrates loading a truck with packages. Students fill in a blank array to represent 1"X 2" and the...
Pennsylvania Department of Education
Dividing with Fractions
Fifth graders explore the strategies to solve word problems using multiplication and division. In this problem solving instructional activity, 5th graders recognize the relationship between multiplication and division to solve...
Curated OER
The Yo-Yo Problem: Solving Linear Equations
Learners write the algebraic equation to determine the number of weeks money must be saved to purchase a yo-yo. In this algebra instructional activity, students create a pattern of one penny surrounded by six pennies. They continue the...
Curated OER
Application of Matrix Multiplication
The class explores a real-world application in which the data represents rental prices of beach condos. They problem solve by multiplying matrices to determine the cost of each property in each season. Several scenarios are presented in...
Curated OER
Introductory Excel Lesson involving Problem Solving
Sixth graders analyze an introductory lesson for Microsoft Excel. They go step by step through the creation of a basic spreadsheet and the use of simple formulas in a problem solving format.
Curated OER
Multiplication Snack Activity
Youngsters study multiplication facts by manipulating food in order to problem solve. They will use healthy snack items as manipulatives to solve various multiplication equations. Charts, tables, physical models, and so much more are...
Curated OER
Multiplication Mysteries
Arithmetic apprentices practice problem solving and multiplication with a lift-the-flap pair of reproducibles. In this Halloween mathematics activity, math monsters practice multiplication by making candy corn calculations. They practice...
Mathematics Assessment Project
Solving Problems with Circles and Triangles
After completing a task involving examining the ratio of areas of triangles and circles in a given figure, scholars examine sample responses to identify other strategies they could use to solve the problem.
Teach Engineering
Bone Density Math and Logarithm Introduction
What do logarithms have to do with bone density? Scholars learn that the equation for bone density includes logarithms. The majority of the third lesson of seven is devoted to logarithms and their properties.
Curated OER
Solving Systems Using Substitution
Write a math story for a series of problems using given variables. The class writes stories, showing understanding of strategies in compound sentences. They then solve the equations.
EngageNY
Overcoming Obstacles in Factoring
What do you do when factoring doesn't work? Learners complete the square when faced with quadratic expression that don't factor traditionally. They then use factoring by grouping to solve polynomial equations.
Bowland
Mission: Rainforest
Young environmentally conscious mathematicians solve a variety of problems related to the central theme of uncovering illegal logging activities. They determine a base camp based on given constraints, investigate logging activities and...