Lesson Plan
Curated OER

Areas and Perimeters

For Teachers 8th - 12th
Students practice together measuring the lengths of the sides of various shapes as well as how to change units into other measuring formats. Individually they work on several word problems involving areas and perimeters. Formulating the...
Lesson Plan
Curated OER

nvestigation - Justin and Daniel's Puzzles

For Teachers 7th
Seventh graders explore area and perimeter, using tangram pieces. They discover the area and perimeter of rectangles and squares. After experimentation, 7th graders write a rule for finding the perimeter and area of squares and rectangles.
Lesson Plan
Curated OER

Area, Arithmetic and Algebra

For Teachers 8th - 9th Standards
Explore the concept of this perfect square trinomial and difference of squares lesson. A hands-on activity that uses paper rectangles and squares to illustrate the perfect-square trinomial and difference of squares formulas.
Lesson Plan
Curated OER

Cover and Boarders

For Teachers 4th - 6th
Students find the area and perimeter of rectangular figures. They use this information to find patterns and discover relationships between area and perimeter. Students apply and explain formulas relating to perimeter, area, and volume.
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

ExplorA-Pond: 4th Grade Perimeter Estimation

For Teachers 3rd - 4th
Your geometers are used to finding the perimeter of a square or rectangle, so give them something different this time! With this instructional activity, small groups will receive a picture of a shoreline and calculate the perimeter. The...
Lesson Plan
Curated OER

Shapes and Their Insides

For Teachers 2nd - 4th Standards
Learners follow a series of instructions for drawing and coloring different shapes in order to learn the difference between the perimeter and area of a polygon. Then they are asked to find the perimeter and area of a 3x4 rectangular...
Worksheet
Math Worksheets Land

Area of Squares Word Problems - Guided Lesson

For Students 2nd - 4th Standards
Get started with area calculations using a simple shapes activity which could serve to introduce kids to this formula and the concept of units. They partition rectangles into columns and rows to determine the area based on the resulting...
Lesson Plan
Illustrative Mathematics

Extensions, Bisections and Dissections in a Rectangle

For Teachers 9th - 11th Standards
Gaining practice in translating a verbal description into a diagram and then an equation is the real point of this similar triangles exercise. Once the diagram is drawn, multiple methods are provided to reach the conclusion. An effective...
Lesson Plan
Curated OER

Cylinder: Student Worksheet

For Teachers 4th - 7th
In this cylinder worksheet, young scholars compare three different cylinders to experiment which one has the greatest volume. Students interact with rectangles as they experiment with the cylinders.
Lesson Plan
Curated OER

Exploring Areas of Irregular Polygons

For Teachers 9th - 12th Standards
Students solve for the area of different polygons. For this geometry lesson, students identify and differentiate between regular and irregular polygons. They use properties of irregular polygons to solve problems.
Lesson Planet Article
Curated OER

Area Worksheets

For Teachers 4th - 6th
With the right introductory activities, area can be an easy topic for students to understand.
Lesson Plan
Curated OER

Peter's Second String

For Teachers 5th
Fifth graders determine the maximum area and range of areas of a rectangle with a given perimeter. They discuss a word problem involving perimeter and area as a class, investigate the word problem using a piece of string, and in small...
Worksheet
Curated OER

Counting Area

For Students 5th - 6th
In this math worksheet, students find the area of shapes by counting the number of grid paper squares inside each shape. This is a worksheet generator, the teacher controls the complexity of the shapes as well as the grid size. Answers...
Lesson Plan
Curated OER

Area, Perimeter, Circumference

For Teachers 6th
Sixth graders use different measuring tools to measure area, perimeter, and circumference of different shapes. For this measurement lesson plan, 6th graders measure parallelograms, triangles, and circles.
Lesson Plan
Curated OER

It Takes Ten

For Teachers 2nd - 5th
Review and use standard units of measure with your math class. They move from station to station estimating and measuring length, volume, weight, and area. At each station they estimate and measure, and then compute the difference...
Lesson Plan
Curated OER

Pythagorean Theorem by Graphic Manipulation

For Teachers 7th - 9th
There are many different ways to show a proof of the Pythagorean Theorem.  Here is a nice hands-on paper cutting activity that shows a graphic representation. You can even challenge your young Pythagoreans to come up with their own...
Activity
Curated OER

Unit Squares and Triangles

For Teachers 9th - 11th Standards
This is an interesting geometry problem. Given the figure, find the area of a triangle that is created by the intersecting lines. The solution requires one to use what he/she knows about coordinate geometry, as well as triangle...
Lesson Plan
Curated OER

Weave a Wreath

For Teachers 4th - 6th
Students follow directions to complete a multi-step process that results in an attractive holiday decoration. In this Christmas art activity lesson, students employ simple measuring and weaving techniques and experiment with the negative...
Activity
101 Questions

Toilet Paper Roll

For Teachers 9th - 12th Standards
You won't want to flush a great lesson down the drain! An intriguing resource asks learners to predict the number of sheets of toilet paper on a roll. Presented with the dimensions of the roll and one sheet of paper, scholars make...
Activity
West Contra Costa Unified School District

Division (No Remainders)

For Teachers 4th - 7th Standards
Help young mathematicians build a solid understanding of division with this base ten block activity. With the help of these popular math manipulatives, children model different math problems in order to reinforce the...
Lesson Plan
Curated OER

Area of irregular Polygons: Historical Motivator - Lewis and Clark Adventure

For Teachers 7th
Seventh graders find the area of irregular polygons. In this lesson on calculating area, 7th graders use the adventures of Lewis and Clark as motivation to learn how to calculate the area of irregular polygons.
Lesson Plan
Curated OER

Who Let the Dogs Out?

For Teachers 7th - 8th
Students examine the concepts of area and perimeter and how they relate to a rectangle. They find the largest possible area that can be enclosed by a fixed perimeter and complete a worksheet as well as create a table of all the possible...
Lesson Plan
Curated OER

The Surface Area of a Cylinder

For Teachers 8th - 10th
Young scholars find the circumference and diameter of several circles and calculate the surface area of cylinders. In this surface area of a cylinder lesson plan, students use rectangles and lids to make several cylinders. They calculate...