Curated OER
Perimeter and Circumference
Learners understand the definitions for perimeter and circumference and know the difference. They then go over sample problems as a class. Students use drill and practice skills to complete activity pages.
Illinois State Board of Education
Solar System
Aspiring astronomers solve problems involving mixed units of the same attribute, including time, money, length, and area. They convert large numbers into scientific notation, then compute and compare ratios to explain why drawing...
Curated OER
Mayan Math
Fifth graders investigate the Maya's as mathematicians. In this Mayan math lessons, 5th graders work with the ancient Mayan numbering system by comparing it to the American Number System. They tell the differences and similarities...
Curated OER
Ch-Ch-Ching Cafe: Play Restaurant Make Change
Fourth graders make change by participating in a role-play restaurant activity. For this making change lesson, 4th graders use their math skills to compare prices and compute bills in a role play restaurant activity.
Illustrative Mathematics
Rectangle Perimeter 1
Creating an expression to represent the perimeter of a rectangle is a fundamental beginning skill in learning how to use and define variables. This activity starts with the basics and can be followed up with additional tasks.
Curated OER
Completing Simple Tax Forms
Twelfth graders practice filling out IRS 1040 EZ forms. They discuss various ways people pay taxes. They assess the importance of W-2 forms and apply skills using the IRS tax table to compute how much money is owed or returned.
Utah Education Network (UEN)
Simplifying Algebraic Expressions
Sixth and seventh graders explore the concept of simplifying algebraic expressions. They review the order of operations and apply properties to simplify and compare them. The author suggests using a "Boxes Game" as a motivator to get...
Shodor Education Foundation
Surface Area of Rectangular Prism
With this interactive lesson, learners compute the surface area of rectangular prisms. They visit an online investigation applet and record data on the provided handout. Pair this lesson with the volume lesson by the same publisher as an...
Curated OER
Operations with Radical Expressions
Learners add, subtract, and multiply radical expressions. The worksheet includes like and unlike radicands. Use as a study guide during a lesson or for skills practice.
Curated OER
Leveled Problem Solving: Writing Expressions
In this writing expressions practice worksheet, students sharpen their problem solving skills as they solve 6 story problems.
Curated OER
Application and Modeling of Standard Deviation
The first activity in this resource has learners computing the mean and standard deviation of two different data sets and drawing conclusions based on their results. The second activity has them using a dice-rolling simulation to...
Curated OER
Getting Into Shapes: Identifying and Describing Two-Dimensional Shapes
Young scholars examine their classroom to find examples of various types of shapes. After identifying and describing the various shapes, they draw as many as they can on a piece of paper. They organize them into an image based on their...
Shodor Education Foundation
Introduction to the Concept of Probability
Acquaint mathematicians to the concept of probability with a discussion about the results of a game. Then have them play a dice, card, spinner, or coin game and recording the number of wins vs. the number of tries on an interactive web...
Shodor Education Foundation
Volume of Prisms
Explore the concept of volume of prisms using an applet to perform the calculations. The link to the interactive applet is embedded into the lesson plan as well as a link to associated data sheets. Get your math class to the computer lab...
Curated OER
To Quote or Not to Quote
Introduce your middle and high schoolers to the correct use of quotation marks. They identify examples of correct and incorrect quotations in magazines and edit a paragraph in groups. Use this lesson as a way to reinforce proofreading...
Curated OER
Applying Central Tendency
Twelfth graders calculate the mean, median, and mode of various wages. They apply these skills to asking for pay raises. They discuss whether the mean, median, or mode provide the highest wage increase.
Curated OER
Funerals and Burial Rites
Ninth graders research burial practices that originated in West Africa and then migrated to the South Carolina and Ohio. They compare and contrast burial practices in both places. As students collect information and data, they organize...
Curated OER
"How Many Names for 100?"
Fifth graders work on the different possibilities of reaching the number 100. The class is divided into homogeneous groups for cooperative learning. The lesson uses discussion questions to help with problem solving.
Curated OER
Estimating With Decimals
How can we estimate the answers when working with decimals? That's what the question is as the class reviews two-digit decimal addition. Have them estimate by rounding to a whole number either before or after they have completed their...
Curated OER
Everyone's Playing Basketball
To foster number sense and build problem solving skills, pupils will work through a complex word problem. They will be asked to analyze the data given, solve the problem, then share their thinking process with the class. This activity...
Illustrative Mathematics
Comparing Products
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...
Illustrative Mathematics
Downhill
A car traveling down a steep hill is the model for this resource. The confusion comes when the elevation, E, is given in terms of distance, d. The distance, d, is the horizontal distance from E. Therefore, the equation, E = 7500 – 250d,...
Curated OER
You Can't Go Wrong with a Right Triangle 1
Fourth and fifth graders study the Pythagorean Theorem and apply it to find the missing side of a right triangle.
Curated OER
Volume of a Rectangular Prism
Children use the length, width, and height of an object to calculate the volume of a rectangular prism. They observe how to multiply three numbers at a time, and define volume. Pupils observe as the teacher demonstrates how to determine...