Lesson Plan
Curated OER

Tantalizing Tangrams

For Teachers 2nd - 4th
Students explore "area."  In this tangram geometry and measurement lesson plan, students arrange tangram pieces to find the area of characters presented in a story they listen to on a website.  Website information and related...
Lesson Plan
Curated OER

Area And Perimeter

For Teachers 5th
Fifth graders practice the skills of finding the perimeter and area of different objects. They integrate technology tools by using a computer software program during the class as the second half of an assessment of measuring student...
Lesson Plan
Curated OER

Geometry: Area

For Teachers 2nd - 6th
Students visit various websites to calculate the area of circles, triangles, rectangles, trapezoids, and parallelograms. They explore math problems and play interactive games dealing with geometry.
Lesson Plan
Curated OER

Pooling Around

For Teachers 8th - 9th
Students complete a unit of lessons on computing area and volume. They play a Jeopardy game of basic area formulas, calculate surface area of shapes, develop a Powerpoint presentation, and conduct a simulation of finding the surface area...
Lesson Plan
Curated OER

Get Your Numbers in Shape - TI-83

For Teachers 9th - 12th Standards
High Schoolers use the TI-83 calculator to produce a sequence, explore patterns and find a linear or quadratic equation for a given pattern. They use inductive reasoning to make conjectures about patterns. They find the Y-value of a...
Lesson Plan
Curated OER

Shape Shifters- Trees and the Environment

For Teachers 3rd - 5th
Students make a tree sculpture. In this trees and the environment lesson plan, students learn about the parts of a tree, discuss what a tree needs in order to grow, find images of trees in art and nature, use various materials to create...
Lesson Plan
Curated OER

Side Length, Perimeter, and Area of a Rectangle

For Teachers 9th - 12th Standards
High schoolers calculate area, perimeter and length of rectangles. In this geometry instructional activity, students create different formulas for the problem they are being asked to solve. They use the navigator to move the shape around...
Lesson Plan
Curated OER

The Shape of Home

For Teachers 3rd - 12th
Students define home and understand that home is not the same to everyone. In this homes lesson, students participate individually and in groups to create a classroom definition of home. Students discuss the events in the story the Shape...
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...
Lesson Plan
Mathematics Assessment Project

Discovering the Pythagorean Theorem

For Teachers 8th Standards
Young mathematicians join the ancient order of the Pythagoreans by completing an assessment task that asks them to find the area of tilted squares on dot paper. They then look at patterns in the squares to develop the...
Lesson Plan
Curated OER

Dan's Badge

For Teachers 8th - 12th
Students solve a math problem using area formulas of circles and squares. They read and discuss the problem, analyze images of badges, reconstruct the badge from the problem using circles and rulers, and share the solution with the class.
Lesson Plan
Curated OER

Living in a Geometrical World

For Teachers 3rd - 5th
Students participate in a series of hand-on, online, and multimedia activities to examine 2 dimensional and 3 dimensional shapes. They describe common geometric solids. They construct rectangular prisms using straws and ribbon.
Lesson Plan
Curated OER

Surface Area of Cones

For Teachers 9th - 12th
Students find the surface area of cones. In this geometry lesson, students calculate the dimensions of each three-dimensional shape and use the correct formula to solve the problem. They relate concepts of cones to the real world.
Lesson Plan
Curated OER

Scale Factor- Surface Area and Volume

For Teachers 9th - 10th
Young scholars calculate the surface area and volume of shapes. For this geometry lesson, students create different scales and calculate the volume and area for each shape. They compare and contrast between the different scales and shapes.
Lesson Plan
Curated OER

Area Lesson Plan

For Teachers 7th - 8th
Learners explore geometry by using computer applications. For this spatial measurement lesson, students discuss the difference between area, weight, volume and other forms of measurement. Learners utilize computer applications to find...
Lesson Plan
Curated OER

Surface Area of Pyramids

For Teachers 9th - 12th
Students identify the surface area of pyramids and other polygons. For this geometry lesson, students find the different measurements for the different parts of a polygon. They use the surface area formula to solve for the surface...
Lesson Plan
Curated OER

Area of Irregular Polygons

For Teachers 10th
In this geometry worksheet, 10th graders determine the area of irregular polygons.  The one page worksheet contains three problems.  Solutions are provided.
Lesson Plan
Curated OER

Areas of Polygons

For Teachers 8th - 10th
Students calculate the are of regular polygons. In this geometry lesson, students create polygons on the computer and move it around to create different shapes. They explore the area of different polygons and how they inter-relate.
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

Worksheet-Scale Drawing-Unit One

For Teachers 5th - 7th
In this scale drawing worksheet, students find the area of a compound shape. Students are presented with a drawing of two different sized rectangles that share one side. They compute the size of each rectangle and add their areas...
Lesson Plan
Pennsylvania Department of Education

A Geometric Scavenger Hunt

For Teachers 5th
Fifth graders connect their knowledge of polygons and polyhedrons. In this geometric shapes instructional activity, 5th graders identify and classify two- and three-dimensional objects. Students construct a polyhedron out of polygons and...
Lesson Plan
Curated OER

Lesson 9-3 Practice B: Composite Figures

For Teachers 9th - 12th
In this composite figures worksheet, students solve 11 short answer problems. Students find the area of figures composed of various polygons. Students find the area of each figure given a sketch of the figure with various measurements...
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...
Lesson Plan
Curated OER

Count Them Up

For Teachers 6th - 8th Standards
Pupils calculate area using the geoboard application on their calculators. They use a TI-73 calculator to find the areas of the shapes provided in the accompanying worksheet. Screen shots and instructions for creating shapes in the...