Lesson Plan
Curated OER

Areas and Volumes

For Teachers 10th
Tenth graders calculate the area and the volumes of polygons. In this geometry lesson plan, 10th graders review the formulas used to solve for the area and volume and explain to the class how they arrived at their answer. They search...
Lesson Plan
Curated OER

Around The Stop Sign

For Teachers 6th - 12th
Students analyze a drawing of a regular octagon inscribed in a circle to determine angle measures, using knowledge of properties of regular polygons and the sums of angles in various polygons to help solve the problem. They use...
Worksheet
Curated OER

Pairs of Angles

For Students 10th
For this geometry worksheet, 10th graders determine the measures of various angle pairs:  supplementary, complementary, and vertical angles.  The two page worksheet contains a combination of twelve multiple choice and free...
Lesson Plan
Curated OER

Moving On: Octagoning the Circle

For Teachers 3rd - 8th
Students explore circles through the use of octagons. They inscribe a circle in a regular octagon and find the area and perimeter of the hexagon with respect to the radius of the circle. Students present their findings to the class.
Worksheet
Curated OER

Mixed Math Practice

For Students 11th - 12th
In this Algebra II/Pre-calculus worksheet, students find the area and perimeter of sectors of a circle.  The four page worksheet contains sixteen problems.  Answer key is included.
Lesson Plan
Virginia Department of Education

Independent and Dependent Variables

For Students 8th Standards
Investigate the relationship between independent and dependent variables. Individuals begin by identifying independent and dependent variables from different problem situations. Then, using specific guidelines, they create posters...
Lesson Plan
Curated OER

Circles and Pi

For Teachers 9th - 11th
Learners identify the relationship between the radius and Pi. In this geometry lesson, students calculate the circumference and area of a circle. They create visuals to help them see how the circumference relates to Pi.
Lesson Plan
Curated OER

The Real Deal On Circles

For Teachers 5th
Fifth graders investigate circles and area. For this geometry lesson, 5th graders find the area, diameter and circumference of a circle. They estimate the data and then calculate it.
Worksheet
Curated OER

Perimeter, Circumference and Area

For Students 9th - 11th
In this measurement worksheet, students identify the area, perimeter and circumference of a diagram. They also find the size of a pond based on the diagram shown on the sheet. Finally, students calculate how much carpet is needed to be...
Lesson Plan
Curated OER

Worksheet 25 - Chain Rule

For Teachers Higher Ed
In this chain rule worksheet, students use the chain rule and substitution to find partial derivatives. They identify total surface area, and find the distance from the origin to the plane. This one-page worksheet contains seven...
Lesson Plan
Curated OER

Penny

For Teachers 4th - 6th
Students explore the concept of equivalency. In this equivalents lesson, students use pennies to show equivalency as they divide them into groups. Students also convert the pencils into decimals and fractions.
Worksheet
Curated OER

Graphs of Formulas

For Students 5th
In this activity students fill out a function table after reading a short word problem. This is a good way for students to practice the necessary skills for solving word problems or setting up algebra equations.
Worksheet
Curated OER

Surface Area

For Students 10th
In this geometry instructional activity, 10th graders define surface area, net and lateral face. They calculate the surface areas of cones, prisms and cubes. There are 9 surface area questions.
Lesson Plan
Curated OER

Reading in the Content Area-Leeches

For Teachers 6th
Learners practice the habits of good readers in the content area of science. While reading a brief article about leeches, they compare and contrast the material read with other information they have encountered.
Worksheet
Curated OER

Circumference and Area

For Students 4th - 6th
In this circumference and area activity, students find each for a set of 9 circles. A website reference for additional activities is given.
Lesson Plan
Curated OER

Expected Outcome (Probability)

For Teachers 3rd - 5th
Students practice and determine expected values of experiments as well as distributions of experiments. They find the area of rectangles and circles and determine elementary probabilities. Probability exercises begin with quarters and...
Worksheet
Curated OER

Vocabulary Practice: Meaning of Words

For Students 4th - 5th
In this words and meanings worksheet, students read ten sentences and analyze the words in bold type. Students circle the letter of the word or phrase that means the same as each word.
Lesson Plan
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Illustrative Mathematics

Toilet Roll

For Teachers 9th - 11th Standards
Potty humor is always a big hit with the school-age crowd, and potty algebra takes this topic to a whole new level. Here the class develops a model that connects the dimensions (radii, paper thickness, and length of paper) of a...
Lesson Plan
Institute for Humane Education

Not So Fair and Balanced: Analyzing Bias in the Media

For Teachers 9th - 12th Standards
Life is not always fair. Who's heard that before? This same concept moves to a larger scale using prejudice and bias. Pupils discuss where prejudice attitudes derive and how they develop throughout life. Reading comprehension...
Worksheet
Curated OER

Geometry Practice: Loci and Transformations

For Students 9th - 12th
This resource guides young geometers to create new polygons from others of equal area, compare an image to its reflection and find errors, conduct repeated reflections, map translations, and determine center of rotation. No solutions are...
Lesson Plan
Curated OER

Real Numbers: Care Homework #8

For Teachers 7th - 8th
In this real numbers worksheet, students perform the given operation with decimals, whole numbers, and fractions. They find the area and perimeter of circles. Students determine the volume of cylinders. This three-page worksheet contains...
Lesson Plan
Curated OER

Care Homework #7

For Teachers 7th - 9th
For this care homework worksheet, learners add, subtract, multiply and divide integers.  They multiply and divide fractions.  Students complete percent problems and determine the area of polygons.  This three-page...
Worksheet
Houghton Mifflin Harcourt

Similar Polygons and Circles

For Students 9th - 12th
In these similar polygons and circles worksheets, students complete 15 questions including 9 word problems regarding similar polygons. Students then complete 15 questions including 1 word problem involving circumference, area, and arc...
Worksheet
Curated OER

Circumference and Area

For Students 6th - 8th
In this geometry worksheet, middle schoolers answer 10 questions regarding, circumference, area, time, calculating the radius if given a diameter, and polygon recognition.