Lesson Plan
Curated OER

Perimeter and Area

For Teachers 7th
Seventh graders develop strategies for finding the perimeter and area of large geometric figures. Through lecture and guided practice, 7th graders practice the strategy of dividing a geometric shape into smaller more manageable shapes...
Worksheet
Curated OER

Area and Perimeter

For Students 7th - 8th
In this area and perimeter worksheet, students solve and complete 4 various types of problems. First, they find the perimeter and area of each shape illustrated. Then, students draw a shape made of rectangles that has a given area.
Lesson Plan
Curated OER

Area, Perimeter Word Puzzle

For Teachers 9th - 10th
Students measure planes and solids. In this geometry instructional activity, students find the area and perimeter of different polygons.They complete a word puzzle to review their vocabulary words.
Worksheet
Curated OER

Area on a Coordinate Grid

For Students 7th - 8th
In this area on a coordinate grid instructional activity, students solve and graph 10 different problems on a coordinate grid. First, they determine the area of the given figures in each. Then, students determine the length of each side...
Lesson Plan
Curated OER

Surface Area and Volume

For Teachers 6th - 8th
Learners are introduced to the notion of surface area and volume. Students review surface area and volume by finding the area of a two-dimensional shape. They practice using the computer to create different surface area shapes.
Lesson Plan
Curated OER

Perimeter and Area of a Rectangle

For Teachers 6th
Sixth graders fill out worksheets to find the perimeter and area of rectangles. In this perimeter and area lesson plan, 6th graders color in the area and measure the perimeters.
Worksheet
Curated OER

Area of Triangles

For Students 6th - 8th
In this math learning exercise, students draw two triangles and one pentagon. Then they use the correct formula to calculate the area for each.
Worksheet
Curated OER

Circumference and Area

For Students 6th - 8th
For this geometry worksheet, learners answer 10 questions regarding, circumference, area, time, calculating the radius if given a diameter, and polygon recognition.
Lesson Plan
Curated OER

Area and Perimeter

For Teachers 3rd - 5th
Students explore area and perimeter. In this math lesson plan, students differentiate between area and perimeter and compute the area and perimeter of an object.
Interactive
Curated OER

Perimeter, Area, and Volume of a Rectangular Prism

For Students 5th - 6th
In this prism math lesson, students answer and solve the 10 problem sentences for perimeter, area, and volume of a rectangular prism. Students select their answers from multiple choice options.
Lesson Plan
Curated OER

ExplorA-Pond:4th Grade Surface Area

For Teachers 4th
Fourth graders estimate the surface area of a pond using the chance method and the estimation method. They complete a graph and a short report comparing the results of the two methods.
Lesson Plan
Curated OER

Surface Area of Spheres

For Teachers 9th - 12th
Students identify the properties of a sphere. In this geometry lesson, students calculate the surface area of spheres using the formula derived by nets. They identify the radius and diameter of the sphere.
Worksheet
Curated OER

Perimeter and Area of Polygons

For Students 10th
In this polygons worksheet, 10th graders solve 10 different problems that include finding the perimeter and area of various polygons. First, they determine the length of the base of a rectangle given its height. Then, students determine...
Lesson Plan
Curated OER

Which Chocolate Is The Biggest?

For Teachers 4th - 5th
Students investigate the concepts of area and perimeter with the use of chocolate bars. They calculate the perimeter and area of different size rectangle chocolate bars and record the statistics. Then students make a visual comparison...
Lesson Plan
Curated OER

Triangles

For Teachers 3rd - 5th
This unit enables scholars to apply the rule for area of a triangle (area equals half base times height). They practice multiplication and division strategies as they calculate areas.
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.
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...
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

Does Your Rectangle Have Guts?

For Teachers 3rd - 4th
Does it? Kids find the perimeter and area of different shapes to assess whether their rectangle has guts. In addition to finding the area of a rectangle, learners work to find the area of a trapezoid. All worksheets are included. 
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 lesson, small groups will receive a picture of a shoreline and calculate the perimeter. The website listed...
Worksheet
Curated OER

Perimeter of Shapes

For Students 3rd - 4th Standards
These squares and rectangles have length and width measurements with decimals; can young geometers determine the exact perimeter of each? Using a step-by-step example as guidance, they show work to find the perimeter of each of these...
Lesson Plan
Curated OER

Maximize It!

For Teachers 4th - 6th
Students design a rectangular box without a lid that has the largest possible volume using the supplied sheet of centimeter graph paper. They work in groups to construct different size boxes to determine the largest possible volume and...
Worksheet
Curated OER

7th Grade Math Worksheet

For Students 7th
For this integers worksheet, 7th graders solve 10 different problems that include various types of integers and graphs. First, they determine the sum of 3 consecutive integers. Then, students find the ratio between 2 areas of similar...
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...