Lesson Plan
Curated OER

Area and Perimeter

For Teachers 9th - 12th
High schoolers participate in a hands-on activity that shows the independence of perimeter and area for simple irregular figures.
Lesson Plan
Curated OER

Math: Solving Area and Perimeter Problems

For Teachers 6th - 8th
Pupils visit www.explorelearning.com/ Website to solve problems in area and perimeter. Next, they locate the vertex of a quadratic equation. In groups, students construct application problems and exchange them with other groups to solve.
Lesson Plan
Curated OER

EUREKA! Living Room Redecoration

For Teachers 10th
Tenth graders calculate area and perimeter based on the dimensions of a living room. They use these calculations to respond to questions about supplies needed for painting and carpeting the room. Students use math to solve problems and...
Lesson Plan
Curated OER

Color Your World

For Teachers 5th - 8th
Students calculate the surface area of a room. In this math activity, students estimate the cost to paint the walls. After watching the video, they compare traditional procedure of painting walls to new technology.
Worksheet
Curated OER

Grade 4 Geometry

For Students 4th
For this grade four geometry worksheet, 4th graders calculate the perimeter of a square. Students explore how the area of a square can be found by multiplying the length of the square by its width.
Lesson Plan
Curated OER

Perimeter and Area

For Teachers 4th - 5th
In this math worksheet, students find the area of 6 rectangles. Although the title indicates otherwise, students are not asked to calculate perimeters. There is no instruction on the page.
Lesson Plan
Curated OER

Tangram Perimeters

For Teachers 6th - 8th
Young scholars work together to make figures out of tangram squares. In groups, they calculate the measurements they need and apply the Pythagorean Theorem. They complete a worksheet solving equations using the theorem and review their...
Lesson Plan
Curated OER

Scale Drawing: Insulating an Attic

For Teachers 6th - Higher Ed
Have your aspiring contractors compute the length of two walls in a compound-shaped attic when given a scale drawing of it and the other dimensions. They find the area, determine the number of rolls of insulation they will need to...
Interactive
CK-12 Foundation

Exponential Growth: Exponential, Fractal Snowflakes

For Students 10th - 12th Standards
Examine an exponential growth model. Using a fractal, learners calculate the perimeters of each stage. When comparing the consecutive perimeters, a pattern emerges. They use the pattern to build an equation and make conclusions.
Lesson Plan
Curated OER

Matchstick Math: Using Manipulatives to Model Linear, Quadratic, and Exponential Functions

For Teachers 9th - 10th
Playing with matches (unlit, of course) becomes an engaging learning experience in this fun instructional unit. Teach pupils how to apply properties of exponential functions to solve problems. They differentiate between quadratic and...
Worksheet
Lane Community College

Review Sheets: Basic Mathematics 2

For Students 5th - 8th Standards
A good mix of Pre-Algebra problems, learners tackle everything from proportions and equations, to polygons and circles. The sections are broken up by topic with a list of the skills that are required to complete the questions. 
Lesson Plan
Curated OER

Review Geometric Figures

For Teachers 9th - 10th
Youngsters review different geometric figures and shapes. In this geometry lesson, pupils use formulas to calculate area, perimeter, circumference and volume of geometric shapes. They calculate the surface area also.
Lesson Plan
Curated OER

The Centroid of a Triangle

For Teachers 9th - 10th
Students familiarize themselves with the construct and measure menus. They demonstrate how to use the Sketchpad Calculator. They draw a triangle and construct the centroid. They shade in each of the small triangles and measure the area.
Lesson Plan
Curated OER

Old Glory

For Teachers 6th - 8th
Students utilize mathematical concepts such as: measurement, ratio and proportion and geometric probability to analyze the components of the U.S. Flag. They collect, organize and interpret data by constructing charts, tables and graphs...
Lesson Plan
Curated OER

Fill and Wrap It Up

For Teachers 6th - 8th
Students find the surface area and volume of the solid figures by measuring the length and the height of each face and base. They use concrete models to derive formulas for finding perimeter, circumference, area, surface area, and volume...
Lesson Plan
Curated OER

Isosceles Triangle Theorem

For Teachers 8th - 9th
In this geometry worksheet, students differentiate between isosceles and regular triangles. They calculate the area and perimeter of the triangle. There are eleven questions with an answer key.
Lesson Plan
Curated OER

A Slice of Pi

For Teachers 7th - 9th
Math pupils, by viewing a video, discover the history of pi and some of the applications of its uses in the world today. They conduct an experiment by measuring the diameter and circumference of various circular objects to calculate...
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

Garden Variety Geometry

For Teachers 9th - Higher Ed
A home improvement plan can help adult learners preparation for the GED exam. They review vocabulary, prepare diagrams, complete a worksheet, calculate perimeters and analyze how to approach a story problem. They identify many geometry...
Lesson Plan
Curated OER

Maps and Modes, Finding a Mean Home on the Range

For Teachers 5th
Fifth graders investigate data from maps to solve problems. In this data instructional activity, 5th graders study maps and collect data from each map. Students present their data in a variety of ways and calculate the mode, mean,...
PPT
BW Walch

Linear & Exponential Functions

For Teachers 9th - 11th Standards
Positioned inside the framework of linear and exponential functions, this lesson is more of an investigation into the effects of changing variables and constants inside an expression. The author takes familiar formulas, those for...
Lesson Plan
Shodor Education Foundation

Volume of Prisms

For Teachers 7th - 10th Standards
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...
Interactive
Curated OER

Word Problems that involve Circles

For Students 9th - 12th
For this online math worksheet, high schoolers solve word problems the involve circles. This excellent resource allows the students to check their answers, and to get "hints" should they run into difficulties. A terrific teaching tool!
Lesson Plan
Curated OER

Volume & Candy Creations Model

For Teachers 6th
Sixth graders investigate surface area.  In this surface area lesson plan, 6th graders design a box of candy that has a volume of 30 cubic inches.  Students are trying to minimize surface area while keeping volume...