Lesson Plan
EngageNY

Decimal Expansions of Fractions, Part 1

For Students 8th Standards
Is it possible to add infinitely long decimals? As pupils complete the examples in the ninth lesson of this 25-part series, they determine that adding these decimals cannot be done without error. Their task is then to determine the size...
Assessment
Noyce Foundation

Photographs

For Teachers 6th - 7th Standards
Scaling needs to be picture perfect. Pupils use proportional reasoning to find the missing dimension of a photo. Class members determine the sizes of paper needed for two configurations of pictures in the short assessment task.
Activity
Curated OER

Triangle Series

For Teachers 9th - 12th Standards
Your algebra learners emphasize the"geometric" in geometric series as they use a common ratio between algebraic terms and find that it corresponds to a repeated similarity transformation. 
Assessment
Inside Mathematics

Rugs

For Teachers 8th Standards
The class braids irrational numbers, Pythagoras, and perimeter together. The mini-assessment requires scholars to use irrational numbers and the Pythagorean Theorem to find perimeters of rugs. The rugs are rectangular, triangular,...
Lesson Plan
Illustrative Mathematics

Radius of a Cylinder

For Teachers 8th - 12th Standards
Here is a multiple choice question that would make a good assessment question. Algebra young scholars are to look at the structure of the formula for a given radius of a cylinder and find the resulting radius when the height of...
Lesson Plan
Illustrative Mathematics

How Many Cells Are in the Human Body?

For Teachers 9th - 11th Standards
Investigating the large numbers of science is the task in a simple but deep activity. Given a one-sentence problem set-up and some basic assumptions, the class sets off on an open-ended investigation that really gives some...
Lesson Plan
Curated OER

Rice and More Rice

For Teachers 5th
Fifth graders explore problem solving strategies for mathematical estimation. In this math problem solving lesson, 5th graders predict how many grains of rice are in a jar, practice establishing and looking for patterns in...
Lesson Plan
Southern Nevada Regional Professional Development Program

Review Games

For Teachers 11th - 12th Standards
Boggle, Jot Thoughts, Trading Cards, Commercial Breaks, Snowball Fight, Bingo, Draw it! Here’s a bunch of review games that would make a great addition to your curriculum library. The games can be easily adapted to address the Common...
Lesson Plan
Curated OER

Fractions, Decimals and Percents

For Teachers 5th - 6th
Students investigate the differences when using decimals, fractions, and percents. They focus on the process of using them in real problems and how to convert them from one form to another.
Lesson Plan
Louisiana Department of Education

Fractions, Decimals, and Percents

For Students 7th - 9th Standards
Fractions, decimals, and percents all say the same thing! Show your classes how to convert between the three forms using visual and numeric representations. Then lead them to an understanding of scientific notation.
Worksheet
Curated OER

Add and Subtract with Unlike Denominators

For Students 5th - 8th
In this adding and subtracting with unlike denominators worksheet, learners add and subtract fractions with unlike denominators. They complete six problems.
Lesson Plan
Curated OER

Multiplying Decimals and Mixed Numbers

For Teachers 7th - 12th
Students practice multiplying decimals and/or mixed numbers, explore the effects of multiplying decimals and mixed numbers, and practice predicting the effects of multiplying a number by a decimal or mixed number.
Lesson Plan
Curated OER

Cockroach Slope

For Teachers 10th - 11th
Students identify the slope of linear functions. In this slope lesson, students collect data and graph it. They write equations with no more than two variables and use technology to explain their data.
Lesson Plan
Curated OER

Comparing Fractions

For Teachers 5th - 7th
Learners use the assistance of computers to explore reducing fractions. Using various internet activities, students experience comparing and ordering fractions. They develop methods to estimate the value of fractions.
Lesson Plan
Curated OER

Feeling Sleepy

For Teachers 6th - 9th
Students read the article "Feeling Sleepy?" students compare the article to a sleep survey they do in their class, describe problems that can arise from not getting enough sleep and identify strategies for getting adequate sleep.
Lesson Plan
Curated OER

Mapping River Statistics

For Teachers 9th - 12th
Students research different statistics to do with the Mississippi River. They answer questions about finding data and collect it by conducting research. The research is used to construct a data table. Then students use the table to...
Lesson Plan
Curated OER

Solving Problems with Proportions

For Teachers 7th
Seventh graders explore the concept of proportions. In this proportion lesson, 7th graders play a review game involving whiteboards. Students work in groups to solve a given proportion the fastest. Students also work in pairs to solve...
Lesson Plan
Curated OER

Estimation

For Teachers 2nd - 6th
Students estimate quantity, length, and area. Students practice making comparison estimations of different items and estimate whether or not the amount is greater or less than a certain amount. Students practice making estimations.
Lesson Plan
Curated OER

Taste the Rainbow

For Teachers 6th - 8th
Middle schoolers practice estimating and graphing by utilizing Skittles.  In this statistics lesson, students complete worksheets based on the likelihood of a certain color of skittle coming out of the bag.  Middle schoolers...
Lesson Plan
Curated OER

Math Mania

For Teachers 5th
Fifth graders review adding, subtracting, multiplication and division of fractions and decimals through a variety of activities and exercises.
Lesson Plan
Curated OER

Barrels, Casks and other Curvy Containers: Math, Geomety, Art

For Teachers 6th - 8th
Middle schoolers construct a barrel or other curvy container and then estimate and gauge its volume.
Lesson Plan
Curated OER

OUT OF THIS WORLD AND INTO OUR CLASSROOM

For Teachers 6th - 8th
Pupils create projects on Astronomy using math concepts and use of Internet resources.
Activity
Teaching Treasures Publications

Teaching Treasures: Year Five Math (Page 5)

For Students 3rd - 8th Standards
Sharpen your computation skills with this interactive worksheet. The focus is adding and subtracting fractions with like and unlike denominators and reducing to lowest terms. Problems are set up horizontally and answers can be checked...
Lesson Plan
Better Lesson

Better Lesson: Subtracting Mixed Numbers

For Teachers 4th Standards
A lesson focused on subtracting mixed numbers using fraction strips and an interactive fraction pad.