Lesson Plan
Curated OER

Using Key Words to Unlock Math Word Problems

For Teachers 3rd - 8th
Learners identify word problem strategies. In this problem solving lesson, students act as "math coaches" to identify key words that indicate mathematical operations. Learners use a white board to complete each word problem
Worksheet
Curated OER

Complex Roots Made Visible

For Students 11th
For this algebra worksheet, 11th graders solve quadratic functions using the quadratic formula. They identify the negative roots using complex roots. There is an answer key with this problem.
Lesson Plan
1
1
Illustrative Mathematics

Shape Sequence Search

For Teachers Pre-K - 1st Standards
Learning that size and orientation don't affect the classification of shapes is a big step for young mathematicians. Support children with developing this key understanding by looking at the array of shapes included in this resource. For...
Activity
1
1
Baylor College

Food: The Math Link

For Teachers K - 5th Standards
Enrich your study of food science with with these math worksheets. They offer a variety of food-related word problems that are great practice for multiplying, identifying fractions, estimating length, and performing calculations...
Lesson Plan
Curated OER

Using Key Words to Unlock Math Word Problems

For Teachers 4th - 9th
Learners act as math coaches to solve word problems. In this math word problems lesson, students brainstorm key words in math operations, create flash cards to review relationships between words and operations, coach each other in the...
Lesson Plan
1
1
Curated OER

Interpreting Algebraic Expressions

For Teachers 9th - 12th Standards
Interpreting algebraic expressions is a fundamental skill in beginning algebra. This lesson approaches the task in numerous ways. First, learners assess their understanding with a short worksheet on converting between words and...
Interactive
CK-12 Foundation

Percent of Change: The Pizza Conundrum

For Students 6th - 8th Standards
Nine questions—multiple choice and fill in the blank—challenge mathematicians to solve money word problems. Looking closely at prices, scholars use a formula to identify percent increases and decreases based on an original and new price....
Lesson Plan
Curated OER

What's on Sale?

For Teachers 3rd - 5th
Students explore sale items.  In this money and percent math lesson, students work in groups to locate food ads in the newspaper.  Students identify sales and calculate final prices using percentage discounts.  Students...
Worksheet
Noyce Foundation

Time to Get Clean

For Students 3rd - 5th Standards
It's assessment time! Determine your young mathematicians' understanding of elapsed time with this brief, five-question quiz.
Lesson Plan
1
1
Illustrative Mathematics

What Shape Am I?

For Teachers 3rd - 5th Standards
Sharpen your pencil and grab a ruler, it's time to draw some quadrilaterals! Given the definition of a parallelogram, rectangle, and rhombus, learners draw examples and nonexamples of each figure. The three definitions are...
Worksheet
Curated OER

Radicals

For Students 9th
In this radicals worksheet, 9th graders identify and solve 21 different problems that include various simple radical forms. First, they determine if there is a radical in the denominator. Then, students rationalize the denominator by...
Lesson Plan
Illustrative Mathematics

Explaining Fraction Equivalence with Picture

For Teachers 3rd - 5th Standards
Visual models are a great tool for demonstrating the concept of equivalent fractions. Given two pictures, young mathematicians first identify each fraction and then write an explanation for why they are equivalent. Use as a guided...
Assessment
Illustrative Mathematics

Identifying Exponential Functions

For Students 9th - 12th Standards
Class members have the opportunity to quickly change the variables of an exponential graphs through the use of sliders on Desmos. Four graphs are given and young mathematicians, through the use of the graphing app, can discover which...
Handout
Charleston School District

Constructing Rotations

For Students 8th Standards
An instructive lesson provides the basics on how to perform rotations on the coordinate plane. The handout also covers rotating about a point other than the origin and how to perform a series of transformations. 
Lesson Plan
Illustrative Mathematics

What is a Trapezoid? (Part 1)

For Teachers 3rd - 5th Standards
Challenge your class to construct a definition for trapezoids. Looking at four examples and four non-examples, students individually create definitions and use them to classify an unknown shape. Allow for small group and whole-class...
Handout
Charleston School District

Identifying Series and Determining Congruence or Similarity

For Students 8th Standards
Learners consider a set of questions to determine a series of transformations that will move one figure to another. Once the series is determined, the pupil then determines whether the pre-image and image are either congruent...
Lesson Plan
Curated OER

Rolling Marbles

For Teachers 5th - 6th
Young scholars develop and use problem solving strategies to mathematically solve a word problem involving marbles. They solve the first part of the problem together as a class, and in small groups solve and write a solution for the...
Worksheet
Curated OER

Theorems About Roots and Polynomial Equations

For Students 8th - 11th
In this algebra activity, students solve polynomial equations using factoring. They identify the roots of the equations. There are 3 questions with an answer key.
Activity
Curated OER

Do These Add Up?

For Teachers 5th Standards
Common Core mathematical practices require that young mathematicians not only know how to add fractions with unlike denominators, but also to recognize when adding fractions are appropriate for the word problem. Fifth graders are given...
Lesson Plan
1
1
Curated OER

Building a General Quadratic Function

For Teachers 9th - 12th Standards
Learners rewrite a general quadratic function by completing the square to see a new form of the function that more easily identifies the x-coordinate of the vertex and the two roots of the function.
Activity
2
2
Illustrative Mathematics

Rational or Irrational?

For Teachers 9th - 12th Standards
Is 4 plus the square root of 2 rational or irrational? After your class has gained a basic grasp of rational and irrational numbers, use this worksheet to push them a little further in their understanding. Learners must identify sums and...
Activity
1
1
Illustrative Mathematics

Hexagonal Pattern of Beehives

For Teachers 9th - 12th Standards
Young geometers and biologists investigate the math of nature in an activity that is just the bee's knees. Participants will study the tessellations of hexagons in a beehive, along with the natural rationale behind the specific shape....
Lesson Plan
Curated OER

Applying Trigonometric Functions To Real Life

For Teachers 9th - 11th
Students examine where trigonometry exists outside the classroom. In this trigonometry instructional activity, students create trigonometric functions to match the data provided and to solve word problems relating to the real world.
Lesson Plan
Curated OER

A Tough Nut to Crack

For Teachers 6th
Sixth graders explore agriculture by examining world geography. In this pecan cultivation lesson, 6th graders identify the history of the famous nut and the impact it has on the U.S. economy, diet and human body. Students define...