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Lesson Plan
Curated OER

Shadow Casting

For Teachers 8th
Eighth graders use a meter stick that is placed on a horizontal surface and an object is moved along it so that the shadow length can be measured at different distances from the light source. They solve real-world problems involving...
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Lesson Plan
Shodor Education Foundation

Surface Area of Rectangular Prism

For Teachers 6th - 8th Standards
With this interactive lesson, learners compute the surface area of rectangular prisms. They visit an online investigation applet and record data on the provided handout. Pair this lesson with the volume lesson by the same publisher as an...
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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. 
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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...
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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...
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Worksheet
Curated OER

Cylinder: Teacher Notes

For Students 6th - 8th
Middle schoolers construct a basic cylinder out of a piece of paper, then answer seven questions about their cylinder. Questions have to do with measurement, volume, radius, etc.
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Lesson Plan
Curated OER

Shape Matters More!

For Teachers 3rd - 5th
Students investigate shapes as the area changes while the perimeter remains the same. Students demonstrate the shape/perimeter/area relationship using simulations and physical models.
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Interactive
Curated OER

My Test Book: Geometry Skills 2

For Students 5th - 7th
In this online interactive math skills worksheet, students solve 10 multiple choice math problems regarding geometry skills. Students may submit their answers to be scored.
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Worksheet
Curated OER

Find the Side of the Square

For Students 6th - 8th
In this square worksheet, students find the length of one side of a square when given the perimeter.  This two-page worksheet contains 5 problems.  Answers are provided on the last page.
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Worksheet
Curated OER

Adding and Subtracting Polynomials

For Students 9th
In this polynomials worksheet, 9th graders solve and complete 17 different problems that include adding and subtracting various polynomials. First, they determine the sum or difference of each equation listed, combining like terms when...
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Worksheet
Curated OER

Multiplying a Polynomial by a Monomial

For Students 9th - 11th
In this multiplying polynomials worksheet, students solve and complete 13 different problems that include monomials. First, they use the distributive property to multiply a polynomial by a monomial. Then, students find each product and...
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Lesson Plan
Curated OER

Design a Building

For Teachers 5th - 6th
Students design a blueprint of a building. In this measurement lesson plan, students design a building on paper. Students copy their building's measurements into the Microsoft Paint program and write word problems about their buildings....
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Lesson Plan
Curated OER

Bingo

For Teachers 6th - 8th
Students practice determining the most appropriate units for a given situation while measuring attributes of objects, systems and processes of measurement. They review the concepts of angles, perimeter, area, surface area and volume.
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Lesson Plan
Curated OER

3.14159265

For Teachers 9th - 12th
Students discover the value of Pi.  In this value of Pi lesson, students measure the circumference and diameter of various circles on their graphing calculator.  Students find the ratio of the circumference to the diameter and plot the...
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Lesson Plan
Curated OER

Centimeter Slinkies

For Teachers 3rd
Third graders estimate and measure the length of a whole color-segmented, candy gummy worm. Then, as students bite off each segment, they estimate, measure and record findings in an activity log.
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Worksheet
Curated OER

Integers

For Students 9th
In this integers worksheet, 9th graders solve and complete 14 different problems. First, they find a given number of consecutive integers with a given sum. Then, students determine the dimensions of a rectangle given the length and...
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App
Bytes Arithmetic

Geometry Pad+

For Students 6th - 10th Standards
Graphing paper, pencil, ruler, protractor, and compass, all get replaced or supplemented with this dynamic geometry application. Here, you can create, move, and scale many different shapes, as well as, explore and change their properties...
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Activity
101 Questions

Sticky Stickies

For Teachers 6th - 10th Standards
Don't let your classes get stuck on area calculations—grab their attention with an inquiry-based lesson! Scholars must develop a plan to determine how may sticky notes it takes to cover the surface of a door. They decide on the...
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Lesson Plan
Curated OER

Area and Perimeter

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

Unit Perimeters and Areas

For Teachers 9th - 11th
Students use Geometers SketchPad to find the area and perimeter of several shapes. In this geometry lesson, students determine area of rectangles and progress through irregular polygons. None of the referenced worksheets are included...
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Lesson Plan
Curated OER

Spaghetti Measure

For Teachers 6th - 8th
Students receive a copy of a "Spaghetti Measure" task sheet along with the scoring rubric. Students preview the task and the rubric prior to starting the task. tudeThey determine the circumference of a circle of spaghetti that will...
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Lesson Plan
Curated OER

Tangram Perimeters

For Teachers 6th - 8th
Students 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 answers.
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Lesson Plan
Curated OER

The Greedy Triangle

For Teachers 3rd
Third graders use the book "The Greedy Triangle" to practice measuring perimeter and area. They also calculate the length of objects.
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Worksheet
Curated OER

Congruent Triangles

For Students 10th
In this congruent triangles worksheet, 10th graders solve and complete 10 different problems that involve various congruent triangles. First, they determine the length of the third side given the other two. Then, students determine the...

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