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Lesson Plan
Curated OER

Adding & Subtracting (Combining) Integers

For Teachers 5th - 7th Standards
Maintain a positive atmosphere in your math class with this fun lesson on adding and subtracting integers. After first explaining the rules for combining positive and negative numbers, this resource uses a comic strip to guide students...
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Activity
101 Questions

Brita

For Teachers 6th - 8th Standards
It's hard to envision what 39 billion plastic bottles look like. Brita claims that the US uses that number of plastic bottles each year! If that's not enough to get your attention, figure out how many times 39 billion water bottles can...
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Worksheet
Curated OER

Problem-Solving Strategy: Act It Out Word Problems

For Students 4th - 5th
In this congruent shapes worksheet, students determine if they can us the five figures to form a figure congruent to the rectangle. Students follow the steps to solve the problem: understand, plan, solve, and look back.
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Lesson Plan
Houghton Mifflin Harcourt

Addition and Subtraction Facts to 20

For Teachers K - 2nd Standards
First graders act out number stories from number cards. In order to learn about addition and subtraction up to 20 lesson, learners become the manipulatives and line up to show the number stories.
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Lesson Plan
Curated OER

Problem Solving and the Sports Page

For Teachers 4th
The use of box scores from baseball games is the foundation of this math lesson. Organize your class into groups of four, and give identical box scores from a baseball game that was just played. Have them create word problems from the...
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Lesson Plan
Curated OER

The Ants Go Marching

For Teachers Pre-K - 1st
Integrate art, math, life science, music, and fun in this beginning addition and subtraction activity. Children kinesthetically represent adding and subtracting numbers to 10; they stand up one at a time as you count forward and sit down...
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Lesson Plan
Captain Planet Foundation

Fall into Healthy Shapes

For Teachers K Standards
Kindergartners identify geometric shapes by planting a fall garden. They start their seeds in containers that have different shapes, and keep track of their plants based on those shapes. This brilliantly designed and incredibly thorough...
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Activity
101 Questions

File Cabinet

For Teachers 6th - 8th Standards
Take the resource out of the file cabinet. Young mathematicians estimate the number of sticky notes it would take to cover the surface area of a file cabinet. They answer a set of questions on how the number of sticky notes would change...
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Lesson Plan
Curated OER

Ten Sly Piranhas: Subtraction with Goldfish Crackers

For Teachers K - 2nd
Class members listen to the William Wise book Ten Sly Piranhas and act out the story with one child playing the piranha. They use goldfish crackers (eating them to show subtraction) to demonstrate and understand equations they see on...
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Activity
Teach Hub

Super Bowl Classroom Activities

For Teachers 3rd - 12th
Need some help getting young football fans to focus on something besides the Super Bowl? Use a list of football-themed activities for art, math, science, nutrition, language arts, and social studies to get their heads in the game!
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Activity
101 Questions

Scrambler

For Students 9th - 12th Standards
Unscramble a carnival mystery! Scholars observe a video of an overhead view of a carnival ride, The Scrambler. They then must determine mathematically where a specific car will stop after a certain amount of time.
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Activity
101 Questions

Joulies

For Students 6th - 10th Standards
Does your coffee get too cold too fast? Joulies just might be your answer! Learners use experimental data to make a conclusion about how effective Joulies are at keeping coffee at the ideal temperature. A video shows the graph of the...
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Worksheet
Curated OER

Number Patterns

For Students 1st - 2nd
In this math problem solving worksheet, students examine 6 word problems in order to determine how best to solve each of them using number patterns.
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Lesson Plan
Illustrative Mathematics

A Bobbie Bear's Buttons

For Teachers Pre-K - 1st Standards
Young mathematicians help Bobbie Bear pick colored buttons out of a box as they learn how to decompose numbers less than 10 into pairs of smaller numbers. To support students with the process, consider creating a worksheet or graphic...
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Lesson Plan
EngageNY

Sampling Variability in the Sample Mean (part 2)

For Students 10th - 12th Standards
Reduce variability for more accurate statistics. Through simulation, learners examine sample data and calculate a sample mean. They understand that increasing the number of samples creates results that are more representative of the...
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Lesson Plan
Curated OER

"Reviewing Facts Through 10" Lesson Plan

For Teachers K - 1st
Explore the joy of math with you little learners! They practice creating math problems with numbers from a fact family using numbers 1-10. They work independently with a set of connecting cubes to aid them in creating number sentences...
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Activity
101 Questions

Super Stairs

For Teachers 9th - 12th Standards
Keep your classes climbing in the right direction. Young mathematicians collect data from a video presentation. Using their data, they build an arithmetic sequence and use it to make predictions.
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Activity
101 Questions

Best Triangle

For Teachers 9th - 12th Standards
What makes an equilateral triangle equilateral? It turns out it's much more than just the side lengths! Learners analyze four different triangles to determine the best equilateral triangle. They create a formula that they later use to...
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Activity
101 Questions

Nana's Paint Mixup

For Teachers 6th - 8th Standards
You would probably do anything for your Nana, including fixing her mistakes! Nana provided the wrong ratio to mix red and white paint, and she didn't realize it until after she mixed the paint. Your class now needs to figure out how to...
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Activity
101 Questions

Volcano

For Students 6th - 8th Standards
This resource will blow your mind! Young mathematicians estimate the rate of volcanic lava flow by watching a video. They apply the rate formula to determine how long it would take the lava to reach a city. Let's hope everyone gets out...
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Activity
101 Questions

Water Tank Filling

For Teachers 9th - 12th Standards
Grab your classes' attention with a video presentation of a problem to solve. Young scholars develop a plan to predict the time it takes to fill a tank with water. Video footage provides the statistics they need to make their conclusions.
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Activity
101 Questions

How Many Hot Dogs?

For Teachers 6th - 8th Standards
Top off your hot dogs with a little math. Learners view a video on a hot dog eating contest, and then answer questions using estimation. Using a table of hypothetical data, they create algebraic expressions to represent the situation.
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Activity
101 Questions

Bubble Wrap

For Students 6th - 8th Standards
Let your lesson pop by using the resource. After watching a video of a man popping a square piece of bubble wrap, young mathematicians determine the time it would take to pop other pieces of bubble wrap with given dimensions. The...
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Activity
101 Questions

Bean Counting

For Teachers 6th - 8th Standards
Don't spill the beans ... before the end of the lesson! Learners must predict how long it takes two people working together to fill a glass with beans. A video presents the rate it takes each person independently, and another video...