Lesson Plan
Curated OER

Acute Triangles

For Teachers 4th - 8th
Learners study acute triangles. They measure angles using a protractor, then classify the triangles as either right, obtuse, or acute. Everyone creates a design for a Navajo rug using only acute triangles.
Lesson Plan
Curated OER

Digger and the Gang

For Teachers 4th - 5th
Help online friends Digger and Sprat from the BBC series to solve math problems! In a series of activities, your class will use data sets to calculate measurements, averages, means, and probabilities. The class completes worksheets and...
Lesson Plan
Curated OER

Does Sunlight Effect Leaf Size?

For Teachers 4th - 6th
Students make estimates and then measure leaves for accuracy. They calculate the area of the leaves by drawing an outline on graph paper and counting the squares. They compare the leaves exposed to sunlight to those that are in constant...
Lesson Plan
Curated OER

Perimeter

For Teachers 3rd - 5th
Students study about perimeter and the units used to measure perimeter using a variety of materials including their hands, feet, rulers, and computer applets. They understand such attributes as length, area, weight, volume, and size of...
Lesson Plan
Curated OER

How Long...?

For Teachers 3rd - 5th
Students explore measurement. They use appropriate units of measurement for different sized objects. Students collect their data and enter it into an Excel data base. They graph their findings and analyze their outcomes.
Lesson Plan
Curated OER

Who's On First?

For Teachers 4th - 6th
Have you ever considered why the number 10 is so important to us? That's what learners do here. They explore patterns formed by powers of ten and by decimals, convert units of measure within the metric system, and express these in the...
Lesson Plan
Curated OER

Finding Perimeter and Area

For Teachers 3rd - 5th
Geometers find the perimeter and area of rectangles. They discuss the definitions and characteristics of rectangles and squares. In groups, they use yarn to discover the perimeter of squares and rectangles. They count cubes to explore...
Lesson Plan
Curated OER

Pacing a Gunther Chain

For Teachers 3rd - 5th
Students pace a Gunther Chain, a measurement used by foresters to determine distance and area. They discuss that pacing is individualized depending on age, gender, etc. They practice to find an average pace. Teams estimate, pace and...
Lesson Plan
Curated OER

How Big Is Your Head?

For Teachers 4th - 5th
Students explore measurement by measuring classmates' heads. They record their measurements and they put the measurements in order from smallest to largest. Students figure the mean, median, mode, maximum, minimum, and range of their...
Lesson Plan
Curated OER

Making Benchmarks - Mass

For Teachers 2nd - 5th
Elementary schoolers predict the mass for different objects. Then, using objects of 1kg mass, they make a more precise prediction. Afterwards, they discuss the need for having and using standard measures of mass. 
Lesson Plan
Curated OER

Investigation - How Tall is the Average Sixth Grader?

For Teachers 4th - 8th
Pupils will measure each other and record the data in inches. They will use a stem and leaf plot to display data and figure out the average height of the students in a class. The other statistical data will be collected like the mode and...
Lesson Plan
Curated OER

Investigation - Adrienne's Pattern Block Angles

For Teachers 5th
Fifth graders investigate possible solutions to a word problem. They explore properties of polygons and right angles. Students demonstrate proper angle measurement. Students discover patterns.
Lesson Plan
Curated OER

Small Angle Calculations

For Teachers 4th - 7th
Students work with circles, angles and estimating angles in the night sky. For this circles and angles lesson, students practice measuring a degree using the circumference of a circle and apply the degree to determine a way to use their...
Lesson Plan
Curated OER

Area and Volume

For Teachers 3rd - 5th
What is the difference between area and volume? Have your charges build models of square centimeters, square inches, square feet, square meters, etc. It's definitely challenging, but there is no better way to learn than by trying...
Lesson Plan
Curated OER

Acid (and Base) Rainbows

For Teachers 4th - 6th
Students are introduced to the differences between acids and bases and how to use indicators, such as pH paper and red cabbage juice, to distinguish between them. They make predictions that can be answered through scientific...
Lesson Plan
Curated OER

The Metric System

For Teachers 5th - 6th
Learners practice converting metric measurements by completing the activities listed in this lesson plan. They first practice measuring common objects. They then convert metric measurements using the included worksheet.
Lesson Plan
Curated OER

Pumpkin Pie for All!

For Teachers 4th - 7th
Students take a basic recipe for pumpkin pie that serves 8 and determine how many pies are necessary to feed their class. They convert the recipe measurements to make as many pies as they need and then make (and eat) the pies.
Lesson Plan
Curated OER

Scaling Up Art

For Teachers 5th - 6th
Students measure a sculpture of a human and measure other students. They determine the average size of humans and create a life size image of the sculpture. They work with percentages as they create the images.
Lesson Plan
Curated OER

Introduction to Statistics: Mean, Median, and Mode

For Teachers 5th - 9th
Students explore the concepts of mean, median, and mode. They develop an understanding and familiarity with these concepts. Students explore mean and median in an efficient way. Students explore three different measures of center.
Lesson Plan
Curated OER

Scale Drawing Lesson Plan

For Teachers 5th - 7th
Students calculate actual building measurements from a village map using concepts of ratios and scale in this ten activity mini-unit. They practice measuring angles, multiplying decimals, estimating height and length, and converting...
Lesson Plan
Curated OER

Perimeter All Around

For Teachers 3rd - 5th
Students explore perimeter and area of regular and irregular polygons. They experiment with color squares and create different arrangements using the same number squares. Then they compare the area and perimeter measurements of each.
Lesson Plan
Curated OER

The Triple Beam Balance

For Teachers 3rd - 8th
Students explore mass measurement. They complete a diagram of a triple beam balance. Students explore using the triple beam balance to determine the mass of an object. They discuss procedures for using the triple beam balance.
Lesson Plan
Curated OER

Sample Lesson Plan on Lines and Angles

For Teachers 3rd - 5th
Student complete worksheet using the definitions of lines and angle vocabulary. They define the word and follow a direction given on the worksheet such "construct a line." They complete an online tutorial on how to measure angles using a...
Lesson Plan
Illustrative Mathematics

Making Cookies

For Teachers 5th - 7th Standards
Hooray for chocolate chip cookies! Ask your mathematicians to triple a chocolate chip cookie recipe and then reduce the recipe by one-fourth. Your class may need two days to complete, tripling the recipe the first day and reducing the...

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