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Activity
Illustrative Mathematics

Same Base and Height, Variation 1

For Teachers 5th - 7th Standards
Four triangles are depicted for learners to construct on a geoboard. They compute and compare the areas, and so meet one of the sixth grade Common Core standards for geometry. Note that the set of triangles does not include a right...
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Lesson Plan
Shodor Education Foundation

Spy Game

For Teachers 5th - 8th Standards
Turn students into detectives as they decipher encrypted messages.  Introduce your class to modular arithmetic and have a little fun encrypting and decoding secret messages. The activity does not hit many content standards, but would be...
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Lesson Plan
Shodor Education Foundation

Graphing and the Coordinate Plane

For Teachers 5th - 8th Standards
Ready to introduce your class to the coordinate plane? This website includes a detailed lesson plan that includes two interactive games to help learners practice graphing ordered pairs. The scripted discussion is a little cheesy and a...
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Lesson Plan
Shodor Education Foundation

An Introduction to Arithmetic and Geometric Sequences

For Teachers 4th - 8th Standards
Help your class look for patterns as they create their own arithmetic and geometric sequences. Engage learners with an introductory discussion on sequences and use the applet to let them explore how sequences are formed. Teachers might...
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Activity
Illustrative Mathematics

Identifying Even and Odd Functions

For Teachers 8th - 12th Standards
Use a worksheet to give learners practice in identifying even and odd functions. The problems on this page are also appropriate for use as assessment items, or you can use them with GeoGebra to interactively present concepts. The task is...
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Activity
Curated OER

Alexander, Who Used to be Rich Last Sunday

For Teachers 2nd Standards
What a great way to incorporate Judith Viorst's story, Alexander, Who Used to Be Rish Last Sunday, with a math lesson on money. Second graders listen to the story being read while the teacher stops to record each time Alexander spends...
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Activity
Curated OER

Visiting the Arcade

For Teachers 2nd Standards
Second graders take a trip to the arcade in an activity that engages them in problem solving with money. Composed of three word problems, youngsters are instructed to determine various combinations to represent a given value by using...
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Activity
Illustrative Mathematics

Comparing Products

For Teachers 5th Standards
How can 5th graders show understanding that 30 x 225 is half of 60 x 225 without completing the computation? They can use an area model and draw it out. An array, or an open array, is an area model that allows for young learners to...
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Activity
Illustrative Mathematics

A Pencil and a Sticker

For Teachers 2nd - 3rd Standards
How much do a pencil and sticker cost? Youngsters use a bar diagram to find the cost of a sticker that is twenty cents less than the cost of a pencil. Given the prices, learners must find the cost of the sticker in order to find the cost...
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Activity
Curated OER

Coffee and Crime

For Teachers 9th - 12th Standards
Is there a correlation between the number of coffee shops and the amount of crime in a given area? In this quick exercise, your class will examine the data, interpret the results, and discuss their conclusion. Concepts covered include...
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Lesson Plan
Curated OER

Coming to Know F and C

For Teachers 9th - 11th Standards
Students collect temperatures using a probe and examine data.  In this temperature instructional activity students complete an activity using a graphing calculator. 
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Lesson Plan
Curated OER

Math TODAY - Breast Cancer Risks

For Teachers 9th - 12th Standards
Learners explore data that be modeled by a logistic function. They have the opportunity to study real-life data and create a mathematical function to model the data and make a prediction.
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Lesson Plan
Growing Minds

Growing Minds: Cucumber Exploration

For Teachers K - 4th Standards
After reading a picture book about planting and harvesting cucumbers, learners get a chance to examine some cucumbers of their own. First, they see photographs of a cucumber on a vine, and learn that it is part of the gourd family. They...
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Lesson Plan
Earth Day

Introduction To Scale Drawings

For Teachers 6th - 8th Standards
Real-life math is really great! In groups, learners measure objects in the classroom. After comparing measurements, they determine a scale and create a blueprint of the classroom. They discuss the purpose of using scale drawings in...
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Lesson Plan
Curated OER

Reflections

For Teachers 9th - 12th Standards
Learners explore reflection of polygons on a coordinate plane. They examine the relationships that exist between corresponding points and sides. 
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Lesson Plan
Utah Education Network (UEN)

Linear Relationships: Tables, Equations, and Graphs

For Teachers 7th - 8th Standards
Pupils explore the concept of linear relationships. They discuss real-world examples of independent and dependent relationships. In addition, they use tables, graphs, and equations to represent linear relationships. They also use ordered...
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Lesson Plan
PBS

Surface Area and Volume

For Teachers 5th - 8th Standards
You and your class will like this lesson plan on using visual models to relate the volume and surface area of solid shapes. Learners construct three-dimensional forms using nets. They calculate the surface area and volume for each and...
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Lesson Plan
Curated OER

Linear Inequalities in One and Two Variables: Rays and Half Planes

For Teachers 9th - 12th Standards
Define rays and half planes, including the concepts of boundary lines and prerequisite knowledge of coordinate planes. Given linear inequalities in one and two variables, your class will compare the differences. They will also graph...
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Worksheet
Curated OER

Determining the Point of Intersection Using the TI-83 Plus Calculator

For Students 8th - 10th Standards
Middle and high schoolers graph two lines and identify the point of intersection of each set of line. They use the TI calculator to help them graph and solve. There are six questions with detailed instruction on how to graph correctly.
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Worksheet
DK Publishing

Dot-to-Dot

For Students Pre-K - K Standards
What is hidden among these numbers? Beginning counters connect the dots to complete an image of two flowers using the numbers 1-12. The fun part here is that they get to draw their own connect-the-dots image below; something youngsters...
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Lesson Plan
Curated OER

The King's Chessboard

For Teachers 6th - 12th Standards
Middle schoolers speculate on the better rate of pay: a dollar a day for 10 days, or a penny the first day, two pennies the second, doubling each day for 10 days. Start by listening to the story The King's Chessboard, by David Birch....
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Lesson Plan
Alabama Learning Exchange

Bear Factory Probability

For Teachers 6th - 8th Standards
By examining a set of dice roll data, statisticians determine the probability of different sums occurring. They visit an interactive website and determine how many different vacation outfits Bobbie Bear will have based on the colored...
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Worksheet
Queensland Government

Means, Modes And Medians

For Students 7th - 9th Standards
Middle schoolers identify the mean, mode, and median of the heights for males and females who are age 13. They describe the difference between the three words and what each signifies. Finally, pupils fill in a table and calculate the...
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Lesson Plan
Power to Learn.com

Survey of Favorites

For Teachers 5th - 8th Standards
Upper grade and middle schoolers discuss their favorite TV programs, music, books, etc. Following a lesson on measures of central tendency, learners discuss random sampling. They conduct a survey and use charts and frequency tables to...