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Interactive
CK-12 Foundation

Add and Subtract Decimals with Front-End Estimation: Wooden Beams

For Students 6th - 8th Standards
A six-question interactive tasks mathematicians to solve addition and subtraction problems using front-end estimation. Question types consist of multiple-choice and true or false. A set of wooden beams that can be measured using moveable...
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Lesson Plan
Curated OER

Explora-Pond: Surface Area

For Teachers 4th - 6th
Students estimate the surface area of a pond using ratios and chance methods of estimation. They gain insight into how well estimations based on chance outcomes match the average of a maximum area estimation and a minimum area estimation.
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Lesson Plan
Curated OER

Measurement Scavenger Hunt

For Teachers 5th - 7th
Students review estimation, measurement, fractions, decimals while familiarizing themselves with a new classroom at the beginning of the year.
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Worksheet
Curated OER

Circle Graphs

For Students 4th - 6th
In this circle graphs worksheet, students solve and complete 8 different problems that include word problems referring to two different circle graphs shown. First, they follow the directions for each problem and complete the table that...
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Lesson Plan
Curated OER

Prime and Composite Numbers

For Teachers 6th - 7th
Prime and composite numbers are the focus of this mathematics lesson. In it, learners practice techniques for identifying these two types of numbers. They utilize the Inspiration program to complete a task that is clearly explained, and...
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Lesson Plan
Curated OER

Estimation and Pattern Discovery

For Teachers 6th - 8th
Learners collect sunflower heads from their community garden. They estimate its seed count using different strategies. They graph their estimations on a graph and use calculators to find the actual total.
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Lesson Plan
Curated OER

Number and Operations- Using Gift Certificates

For Teachers 5th - 6th
Students apply number and operation skills to learn how to spend a gift certificate. In this mathematical reasoning lesson, students use base 10 blocks as money and calculate how much money they have.
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Lesson Plan
Curated OER

Ordering Rational Numbers and Finding Their Approximate

For Teachers 6th - 8th
Middle schoolers explore the concept of ordering rational numbers on a number line. They represent rational numbers as decimals and percents. Pupils create a foldable about converting fractions to decimals to percents, and use a...
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Worksheet
Curated OER

What's your Change?

For Students 6th
In this money problems worksheet, 6th graders solve 20 different problems that include money and change. First, they determine the cost of each item illustrated in the box. Then, students determine how much money they have to spend for...
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Worksheet
Curated OER

Estimate on a Number Line

For Students 6th - 7th
Using a number line worksheet, learners solve seven different problems using the shown number line in each. They estimate what number is selected on the number line in each problem and write it out.
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Assessment
Noyce Foundation

Ducklings

For Teachers 6th - 7th Standards
The class gets their mean and median all in a row with an assessment task that uses a population of ducklings to work with data displays and measures of central tendency. Pupils create a frequency chart and calculate the mean and median....
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Assessment
Noyce Foundation

Toy Trains

For Teachers 6th - 7th Standards
Scholars identify and continue the numerical pattern for the number of wheels on a train. Using the established pattern and its inverse, they determine whether a number of wheels is possible. Pupils finish by developing an algebraic...
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Worksheet
Helping with Math

#5: Addition & Subtraction Equations (1 of 2)

For Students 6th - 8th Standards
Single-step addition or subtraction operations are applied in order to solve these 12 simple equations. An answer key is available, not so much for you, but perhaps to be used by learners as a self-correction tool. Note that the...
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Lesson Plan
Curated OER

Cross Section and Slope

For Teachers 6th - 8th
Students draw cross sections of given contour maps. In this math instructional activity, students interpret the different symbols used in the map. They determine slope and steepness through direct measurement.
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Lesson Plan
Curated OER

Operations with Positive Fractions and Decimals

For Teachers 5th - 8th
Explore the concept of fractions and decimals! In this fractions and decimals lesson, pupils use fraction tiles to express fractions. They play a fraction review basketball game where when a team gets a question correct they get to shoot...
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Lesson Plan
Curated OER

Operations with Fractions and Decimals

For Teachers 6th - 7th
Complete a lesson that introduces and explores operations with fractions and decimals. Pupils estimate the reasonableness of a decimal computation. Then discuss what operation is needed to find an answer. Handouts, web sources, and other...
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Lesson Plan
Curated OER

Estimating Distances

For Teachers 6th - 8th
Students investigate distance measurement.  In this middle school mathematics lesson, students find the average length of their pace and use their pace to measure various unknown distances in feet and miles.  Students relate their use of...
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Lesson Plan
Curated OER

Popping Up Percents!

For Teachers 6th - 8th
Middle schoolers find percents and unit price using popcorn.
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Lesson Plan
Curated OER

Wolves

For Teachers 4th - 6th
Students explore wolves. In this ecology and wolves lesson, students research predator-prey relationships on the Internet and complete a related worksheet with a partner. Students interpret data on bar graphs to determine growth and...
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Lesson Plan
Curated OER

Measurement

For Teachers 6th - 8th
Middle schoolers experience a positive science experiment and study fundamental concepts of measurement.
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Lesson Plan
Curated OER

Scientific Notation

For Teachers 6th
Sixth graders work with the concept of scientific notation. They work as a class to begin a worksheet on how to change large numbers into scientific notation. They complete the worksheet either individually or in groups.
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Worksheet
Helping with Math

#9: Solving Equations (1 of 2)

For Students 6th - 8th Standards
Twelve very simple equations are presented for learners to solve. What is the value of x? What is the value of n? Individuals apply operations to find the answers. You will find the final answers by clicking on the appropriate box at the...
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Worksheet
Helping with Math

Solving Equations with Two-Stepping! (4 of 4)

For Students 6th - 8th Standards
Here are 12 two-step algebraic equations to be solved. The first problem is completed as an example to your class, but the remaining can be worked right on the page. An answer key is available by clicking on a small box at the top of the...
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Worksheet
Helping with Math

#10: Solving Equations (2 of 2)

For Students 6th - 8th Standards
In this prealgebra activity, pupils perform addition, subtraction, multiplication, or division operations to solve for an unknown. There are 12 problems to be solved. Use this as a quiz to assess how well your class is grasping the skill...