Activity
Illustrative Mathematics

Origami Stars

For Teachers 4th - 6th Standards
This one problem concentrates on the important concept of dividing a whole number by a unit fraction. Here, young mathematicians use pictures they draw to help answer this problem. Insight into the connection between multiplication and...
Lesson Plan
Curated OER

Fraction Problem Solving Process

For Teachers K
Help your charges solve a variety of fraction and skip counting problems using a problem solving process. As a class they work through a fraction problem step-by-step, and discuss a real-life connection to the problem. Students then play...
Lesson Plan
02 x 02 Worksheets

Inverse Variation

For Teachers 8th - 10th Standards
Discover an inverse variation pattern. A simple lesson plan design allows learners to explore a nonlinear pattern. Scholars analyze a distance, speed, and time relationship through tables and graphs. Eventually, they write an equation to...
Lesson Plan
Curated OER

Broken-Heart Matching Game

For Teachers K - 12th
Students use this fun game to practice, reinforce, or apply a wide variety of skills around Valentine's Day. Each students receives half a heart with zig-zag cuts made of pink construction paper with a piece of information. Their job is...
Lesson Plan
Curated OER

Feature column: Hands on Math With Technology

For Teachers K - 2nd
Young learners will view a math adventures video and practice math concepts.  Afterwards they will navigate through Internet sites to participate in teacher selected math adventures. This guide walks you through integrating...
Lesson Plan
Curated OER

The Math of Renewable Energy

For Teachers 6th - 8th
Students research additional information about questions on their worksheet. In this energy activity, students develop visual aids of their proposed solution to the problem. They present their work in class.
Lesson Plan
EngageNY

Solving Percent Problems II

For Teachers 6th Standards
Fill in the blanks to find the best discount! Groups complete a table of amounts and percents associated with sale items. Classmates then find the original cost, sale cost, discount amount, paid percent, or the discount percent...
Lesson Plan
Curated OER

Students' Strides

For Teachers 5th
Complete problems using base ten blocks to see the difference in the place value of a decimal and how it affects a number's value. Learners compare decimal values as well. Ample time for discussion and modeling are allowed in the...
Lesson Plan
Curated OER

60-30-10

For Teachers 6th - 8th
Students use ratios and proportions to represent quantitative relationships as they investigate the concept of how percentages are used by designers. Students decorate the same room using three different percentages of colors.
Worksheet
Math Worksheets Land

Partition Circles and Rectangles - Step-by-Step Lesson

For Students 1st - 2nd Standards
Which one is divided into halves? Learners examine two squares; one is divided into quarters and the other halves. They determine which one is divided into halves, but you could also challenge them to identify what the other is divided...
Lesson Plan
Curated OER

Simplifying Square Roots

For Teachers 9th - 12th
Discuss the definition for a simplified form for a square root. Middle schoolers analyze different forms of a square root, the Product Property of Square Roots, and complete a worksheet.
Lesson Plan
Curated OER

M&M Ratios

For Teachers 3rd
Third graders explore ratios. In this probability lesson plan, 3rd graders sort and count M&M's and identify the ratios of different colors. Students use the attached worksheet as an assessment.
Lesson Plan
Curated OER

How Simple Is Your Rational Expression?

For Teachers 8th - 10th
Investigate simplifying rational expressions. Learners define rational expressions, review how numerators and denominators are polynomials and complete several problems using a checklist to ensure they don't skip any steps. Work can be...
Lesson Plan
Curated OER

To Quote or Not to Quote

For Teachers 6th - 10th
Introduce your middle and high schoolers to the correct use of quotation marks. They identify examples of correct and incorrect quotations in magazines and edit a paragraph in groups. Use this lesson as a way to reinforce proofreading...
Lesson Plan
Curated OER

Introducing the Concept: Rates

For Teachers 5th - 6th
Sixth graders explore rates as a specific type of ratio, using visual examples of unit rates and unit prices to increase comprehension. They also practice solving problems that are modeled by the instructor. The well-scripted lesson plan...
Lesson Plan
Curated OER

Schoolyard Bird Project

For Teachers 6th - 8th
Students observe and count bird sightings around their schoolyard throughout the school year.
Lesson Plan
Curated OER

Numbers and Operations

For Teachers 6th - 8th
Students practice using proportions to discover the fraction needed to use the right amount of an ingredient. They calculate the number of ounces in one gallon as well. They answer questions to complete the lesson.
Lesson Plan
Curated OER

Grandpa's Chocolates

For Teachers 2nd - 4th
It's fun playing a game of "Guess What's in the Jacket Pocket?" Students read the question using the concept of doubles using mental math. They then share their solutions with the class.
Lesson Plan
Curated OER

Using Proportions to Solve Problems

For Teachers 6th
Skittles and math? Pupils will work as a class to determine how many orange Skittles are in a large bag by using proportions. They will problem solve, estimate, and share their thinking. Then, they will each receive a small bag of...
Lesson Plan
Curated OER

Building Sets of 13 and 14

For Teachers Pre-K - 1st
Compose and decompose sets of 13 and 14 and compare sets of each with your little learners. They use objects to construct sets of 13 and 14, record their answers, and compare sets in several different ways.
Lesson Plan
Illustrative Mathematics

Voting for Two, Variation 2

For Teachers 5th - 7th Standards
John won the election, but by how much more? Your learners will calculate how many votes each candidate received in order to determine the difference. Use with other lessons provided in the series to practice different variations of this...
Worksheet
Curated OER

Triangular Numbers

For Students 10th
For this geometry worksheet, 10th graders calculate the total triangular number, which-is equal to all the dots it takes to make a triangle. There are 8 different questions asking you to find the triangular number for different triangles.
Lesson Plan
Curated OER

Sea Ice: Unscrambling the Egg Code

For Teachers 5th - 8th
Students determine sea ice thickness, concentration, and floe size by reading egg codes.  In this sea ice conditions lesson, students color code a map based on prescribed criteria and use the maps to identify changes in sea ice...
Lesson Plan
Curated OER

Charts and Graphs

For Teachers 5th
Fifth graders interpret data into graphs and percentages.  In this organizing data lesson, 5th graders discuss bar, circle and line graphs.  Students complete bar graph and apply probability using the results.

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