Lesson Plan
Curated OER

Measurement: Lesson 2

For Teachers 4th
Fourth graders find the perimeter of a geometric shape by adding the lengths of the sides. They find the area of a square or rectangle by counting square units. Students use multiplication to find the area of a rectangle. They estimate...
Lesson Plan
Curated OER

Karen's Tiles

For Teachers 7th - 9th
Students investigate how perimeter changes as area changes to see the relation between area and perimeter for similar shapes. They then students answer the question if the area of the rectangle increase, does its perimeter have to increase?
Lesson Plan
Curated OER

Russian Boxes

For Teachers 6th
Sixth graders find the scale factors for length, area and volume. They identify the center point of an enlargement and place similar objects to show a negative enlargement. They report the results of an exploration of scale factors in a...
Lesson Plan
Curated OER

Geo Jammin' - Day 4, Lesson 13: Where, Oh Where, Can the Geo Be?

For Teachers 2nd - 4th
Learners listen to a story "My Crazy Dream" with an intent to identify shapes in ordinary objects. They raise their hands when they've heard an object whose shape they can identify. They discuss their findings.
Lesson Plan
Curated OER

Fashion Day

For Teachers 8th
Eighth graders practice using basic measurements to solve word problems.They also investigate finding the perimeter of different polygons and define the characteristics to classify the shape as a polygon.
Lesson Plan
Curated OER

Triangle Explorer

For Teachers 3rd - 5th
Students calculate the area of triangles using a variety of materials including computer applets.
Lesson Plan
Curated OER

Care Homework #2

For Teachers 10th - 11th
In this Care Homework worksheet, students solve a variety of multiple digit addition, subtraction, multiplication, and division problems that include fractions, decimals, and percentages. They demonstrate knowledge of geometric formulas...
Lesson Plan
Curated OER

Sports and Geometry

For Teachers 6th - 12th
Students investigate shapes in sports. In this geometry lesson, students identify geometric shapes in sports equipment, fields, etc. Students present their findings.
Lesson Plan
Curated OER

Cube Models

For Teachers 6th
Sixth graders are introduced to the concepts of area and volume. In groups, they work together to build models of square centimeters in which they are given no instructions. To end the lesson, they record the dimensions of each model...
Lesson Plan
Curated OER

The Old Chicken Run Problem

For Teachers 6th
Sixth graders apply problem solving strategies to work with a real life situation in which they need to determine the area. They determine the area of chicken runs that are rectangular in shape when give a partial perimeter.
Lesson Plan
Curated OER

Discovering Solids

For Teachers 2nd
Second graders engage in a lesson that is about the discovery of solids. They identify using shapes like cones, spheres, cylinders, and cubes in various different situations. Students explore the classroom in order to find examples of...
Worksheet
Curated OER

Topics in Math

For Students 10th - 11th
In this consumer mathematics worksheet, students explore a variety of topics in mathematics including simple interest, perimeter, area, volume, translating words into symbols, percentage problems and mortgage calculations. The fourteen...
Lesson Plan
Curated OER

Square Pegs in Round Holes

For Teachers 6th
Sixth graders problem solve the square peg in the round whole problem by applying knowledge of the formulas for the areas of the circle and the square. They decide on a problem solving strategy based on logical reasoning.
Lesson Plan
Curated OER

Measurement

For Teachers 7th
Seventh graders measure surface area. In this geometry lesson, 7th graders find the surface area of various geometrical shapes. Using a computer program, students compute the area of 2-D and 3-D shapes.  Students use...
Worksheet
Curated OER

Worksheet 34 - Fall 1995

For Students 11th - Higher Ed
In this math worksheet, students sketch the finite area whose boundary is composed of pieces of the curves x =1− y 4 and x = y2 − 1.
Lesson Plan
Curated OER

Areeas of Parallelograms and Triangles

For Teachers 12th
Twelfth graders are able to deduce the area of polygons by using several methods such as coordinate method. They are able to apply the area of polygons to real life situations. Students apply the Pythagorean Theorem in problem solving...
Lesson Plan
Curated OER

The Trappings of Trapezoids

For Teachers 8th - 10th
Students define trapezoids and their shapes. In this geometry lesson plan, students calculate the area of a trapezoid and a parallelogram. They use Cabri software to make investigations.
Interactive
Curated OER

Ten Multiple-Choice Circle Problems

For Students 9th - 10th
In this circle instructional activity, students solve ten multiple-choice questions concerned with the area, radius, diameter, and circumference of a circle.  The solutions are provided by clicking on the "show answers" button on...
Lesson Plan
Curated OER

Troublesome Towers

For Teachers 8th - 10th
Students observe solids and identify parts that make up the surface area. For this geometry lesson, students calculate the surface are of solids and cones. They find polygons and solids in the real world.
Lesson Plan
Curated OER

Crop Circles

For Teachers 5th - 8th
Students calculate the area and circumference of a circle. In this geometry lesson, students solve word problems with circles and create formulas to calculate the area. They find the rate and complex area of a circle.
Worksheet
Curated OER

Skills Review Worksheet

For Students 6th - 8th
In this skills review worksheet, students answer 10 questions that spiral review volume, unit conversions, perimeter and area of an irregular figure, and sketching views from a base plan.
Worksheet
Curated OER

Evergreens In Winter

For Students 2nd - 3rd
In this identifying trees worksheet, students learn to identify 8 winter trees by their shapes. Students cut out flashcards with the name of the tree and its shape in silhouette.
Lesson Plan
Curated OER

Geometry Journal: Classifying Solids

For Teachers 10th
In this geometry worksheet, 10th graders respond to journal prompts related to prisms and classifying solid shapes.  The two page worksheet contains nine questions.  Answers are included. 
Lesson Plan
Curated OER

Nature of Geometry

For Teachers 4th
Fourth graders capture geometry in nature. In this nature of geometry lesson plan, 4th graders use digital cameras to find real life examples of geometric terms.  Students create a presentation using the digital pictures and terms...