Lesson Plan
Curated OER

The Three Cold Kittens

For Teachers 1st - 2nd
Students solve a math word problem involving repeated addition. They identify the important information in the problem, brainstorm ways to solve the problem, and solve the problem and discuss the solution as a class.
Lesson Plan
Curated OER

Multiplication Stories

For Teachers 2nd
Second graders solve various multiplication math word problems involving cars and people, fish and fish bowls, and tables and table legs. They write and solve multiplication story problems related to whole numbers, addition, subtraction,...
Lesson Plan
Curated OER

"Adding It Up" at James Fort

For Teachers 3rd - 4th
Students discuss jettons and their archaeological importance at Jamestown. They then practice using historic counting sheets and artifacts to understand the calculating methods of the early 17th Century, and identify their similarities...
Lesson Plan
Curated OER

Number Stories

For Teachers 1st - 2nd
Students write and solve various number stories. They solve number stories using one, two and three digit numbers. Students practice writing sentences using the following 6+1 traits, ideas and content, organization, word choice and...
Lesson Plan
Curated OER

Technology Lesson Activity: Fractions

For Teachers 5th
Fifth graders practice using the English measuring system by creating fractions.  In this parts of a whole lesson, 5th graders combine math key bars to simulate small parts of a bigger item.  Students combine the pieces to...
Lesson Plan
Pennsylvania Department of Education

Comparing Sets

For Teachers Pre-K - 2nd
Students count back with cubes to model subtraction problems. In this subtraction lesson plan, students compare sets of problems and record their results in a table.
Lesson Plan
Curated OER

Turning the Tables: A Guide to Devising Your Own Story

For Teachers 4th - 6th
Learners observe and demonstrate how to decipher and organize the information in a math word problem and apply mathematical concepts to different story problems. They discuss the parts of a story problem, and write their own original...
Lesson Plan
Curated OER

Solving Math Word Problems

For Teachers 4th - 5th
Students 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...
Worksheet
Curated OER

Not So Snappy 1

For Students 6th - 8th
In this mathematical operations (i.e., addition, subtraction, multiplication, division) instructional activity, students solve 6 word problems demonstrating their understanding of the concept.
Lesson Plan
Curated OER

Let's Trade

For Teachers 2nd
Second graders engage in a lesson which focuses on adding two-digit numbers and the regrouping process. They identify when the regrouping process is necessary and make appropriate "trades" to complete an addition problem.
Lesson Plan
Ohio Department of Education

Actions with Fractions: Adding and Subtracting Fractions with Common Denominators

For Teachers 3rd - 5th Standards
Fourth graders develop a conceptual understanding of fractions and begin to add and subtract fractions with like denominators. Included is a worksheet to assess readiness and a teacher's checklist showing class understanding at a...
Worksheet
Curated OER

Add Three Numbers: English Learners

For Students 3rd - 5th
In this ELL, addition worksheet, students solve 1 fill in the blank problem where they must find the sum of three addends which are 1 and 2 digit numbers. A step-by-step example of the addition process is modeled.
Lesson Plan
Curated OER

Area: It's What's on the INSIDE That Counts!

For Teachers 2nd
Second graders participate in a series of hands-on, online and multimedia activities that examine the concept of area. They view clips from the animated series Math Monsters and discuss the purpose of area and how it is used in the real...
Lesson Plan
Curated OER

Investigation-Reasoning and Proof

For Teachers 2nd - 3rd
The class explores even and odd numbers.They discuss the results when even numbers are added and when odd numbers are added together. Then work in pairs to find other odd and even pattern examples.
Lesson Plan
Curated OER

Videobusters

For Teachers 8th - 10th
A real-world scenario, Videobusters, a video rental store has just got to get organized. In small groups, the class works on organizing and analyzing data utilizing matrices. They need to use their skills in adding, subtracting and...
Lesson Plan
Curated OER

Color, Computers, and Math

For Teachers 8th - 12th
Learners visit a web page that gives a brief introduction to two color models and experiment with mixing different color intensities to create different colors. They visit links that give more detailed information on color.
Lesson Plan
Curated OER

Bean Addition

For Teachers 1st
A hands-on lesson created students use beans as manipulatives to solve addition number sentences. Requires the book, Mission Addition by Loreen Leedy.
Worksheet
Helping with Math

Fractions: Adding Mixed Numbers (Same Denominator)

For Students 5th - 6th Standards
Add 30 sets of mixed fractions that have common denominators. Elementary math minds get plenty of practice with this printable page. You will find the answers provided with the click of a box in the upper left corner of the web page.
Worksheet
Curated OER

Addition-Decimals

For Students 4th - 6th Standards
In this addition activity, students solve twenty equations associated with addition and decimals. Students show each step of their work as they solve each equation.
Interactive
Curated OER

Addition of Fractions: Pre-test

For Students 6th
In this fraction learning exercise, 6th graders take a pre-test about what they may already know pertaining to addition with fractions.   Students respond to 8 multiple choice questions and self check answers...
Lesson Plan
Curated OER

Junk Yard Math

For Teachers 3rd
Third graders explore the process of place value and subtraction through regrouping and borrowing exercises. Several activities using manipulatives are utilized in the lesson.
Lesson Plan
Curated OER

Angle Measurement of Aircraft Wings and Tails

For Teachers 7th - 8th
Learners measure the angles of wings and tails of various aircraft using a protractor. They estimate and check their measurements. They investigate aircraft being developed and tested at NASA Dryden.
Assessment
Inside Mathematics

Hexagons

For Teachers 9th - 12th Standards
Scholars find a pattern from a geometric sequence and write the formula for extending it. The instructional activity includes a table to complete plus four analysis questions. It concludes with instructional implications for the teacher.
Printables
Curated OER

Vocabulary Cards 2nd Grade M-Z

For Teachers 1st - 3rd Standards
Math vocabulary has never been easier to understand! Use vocabulary cards to bring word walls to your classroom, helping kids make the connection between important math terms and easy-to-understand illustrations.