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Unit Plan
New York City Department of Education

Designing Euclid’s Playground

For Teachers 10th Standards
Create a geometric playground. Pupils work through a performance task to demonstrate their ability to use geometric concepts to solve everyday problems. The accompanying engineering design lessons show teachers how the assessment works...
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Unit Plan
Radford University

Subdivision Design and Quadrilaterals

For Students 9th - 12th Standards
They say real estate is location, it might be more about area. Learners work individually and in groups to design subdivisions by dividing the land up into lots. Scholars design floor plans to fit on the lots along with including a park....
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Performance
Radford University

Your School’s Athletic Director Needs Your Mathematical Input!

For Teachers 9th - 12th Standards
Cover the field. Pairs investigate two different rolls of astroturf to cover a football field. The learners determine which type of roll is the most cost effective. Scholars write letters to the athletic director explaining their...
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eBook
CK-12 Foundation

CK-12 Middle School Math Concepts - Grade 6

For Students 6th Standards
Twelve chapters cover a multitude of math concepts found in the Common Core standards for sixth grade. Each title provides a brief explanation of what you will find inside the chapter—concepts from which you can click on and learn more...
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Performance
Radford University

What’s Your Party Like? An Exploration of Area

For Teachers 9th - 12th Standards
Who knew that a party is all about the area. Individuals draw out a patio on grid paper while planning to host a party. Using colored paper to represent the total area of the patio, learners cut out furnishings to add to the patio,...
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Performance
Radford University

Tiling

For Teachers 9th - 12th
What more could we want from floor tiles? Using pattern blocks and graph paper, pupils determine ways to completely tile a floor of given dimensions. They consider the aesthetic quality of the tiles by creating a tessellation and...
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Activity
Under the Dome

Olympic Display

For Students 3rd - 4th Standards
Design it with soda cases. After viewing a picture of a soda case display, pupils develop questions about the design using information from the teacher. Scholars use the information and their knowledge about area and multiplication to...
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Lesson Plan
Curated OER

The Quirky Quadrilateral

For Teachers 4th
Fourth graders identify and classify different triangles and quadrilaterals. Then they demonstrate an understanding of plane and solid geometric objects and use this knowledge to show relationships and solve specific problems. Students...
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Lesson Plan
Curated OER

Quandaries, Quagmires, and Quadrilaterals

For Teachers 3rd - 5th
Students classify, flip, slide, and turn a quantity of quadrilaterals.
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Lesson Plan
Curated OER

How Many Regular Polyhedrons Are There In This or Any Universe?

For Teachers 7th - 12th
Students examine the idea of "regularity" as it pertains to geometry.  In this geometry lesson students complete several assignments that are part of trihedral angles and regular polyhedrons.
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Worksheet
Curated OER

Geometry Review

For Students 9th - 10th
In this geometry worksheet, students are given the sides of polygons and asked to solve for the perimeter and area of the polygons. There are 8 questions with an answer key.
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Lesson Plan
Curated OER

Don't Box Me In

For Teachers 4th - 6th
Learners explore the relationship between flat and three-dimensional shapes. They identify the names of 3-D shapes and construct cubes from squares.
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Lesson Plan
Curated OER

Tessel Your Way to Nagano!: Olympics, Winter Sports, Snowboarding, Graphic Design, Geometry, Math, M.C. Escher, Tessellations

For Teachers 4th - 6th
Learners create Post-It note fundamental regions to tesselate. They make tesselations using computer software or websites. They create a jacket design with tesselation and determine the cost of production.
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Lesson Plan
Curated OER

Using Polynomials To Find Perimeter

For Teachers 5th
Fifth graders engage in the solving of a real life application problem using the concept of calculating perimeter. They apply the operations of calculating with the polynomials for finding the perimeter of triangles,quadrilaterals, and...
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Lesson Plan
Curated OER

Geometry in the Constellations: The ER-2

For Teachers 2nd - 4th
Students discuss reasons to record the location of stars. They view a picture of the night sky, and discuss constellations. Students complete a worksheet of the various shapes they see in the constellations.
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Lesson Plan
Curated OER

Math: a World of Symmetry

For Teachers 6th - 8th
Students expand their knowledge of quadrilaterals and identify basic symmetrical forms. Over three weeks, they explore the math, application, and discussion of symmetry. After conducting Internet research, students create symmetrical...
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Worksheet
Curated OER

Creating Tessellations

For Students 10th
In this creating tessellations worksheet, 10th graders solve 2 word problems that include creating various tessellations. First, they explore the various techniques used to form tessellations, including triangles, quadrilaterals,...
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Worksheet
Math Mammoth

Construct Line Segments and Angles

For Students 7th - 8th
In this construction instructional activity, students use a compass and a straightedge to construct line segments, angles, and copy polygons. This one-page instructional activity contains 7 constructions.
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Worksheet
Curated OER

Modeling in Algebra

For Students 8th
In this modeling in algebra learning exercise, 8th graders solve ten different types of algebra problems, including 5 word problems. They first complete each table, describe the pattern used, and determine the 20th and nth term for each....
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Lesson Plan
Curated OER

Care Homework #7

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

Geometry Review

For Students 9th - 11th
In this geometry worksheet, students calculate the perimeter of different polygons given the sides. They also calculate the area of the shapes. There are 8 questions with an answer key.
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Worksheet
Curated OER

Area of Squares, Rectangles and Parallelograms

For Students 10th
For this geometry worksheet, 10th graders define polygon shapes. They calculate the area of each shape given the sides of the shapes. There are 14 questions with an answer key.
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Worksheet
Curated OER

Angle Sum of Triangles and Quadrilaterals

For Students 9th - 12th
In this angle sum worksheet, students find missing angles of 20 triangles and quadrilaterals.  Students find the missing angle in each polygon by using the total degrees of each and given angle measures.
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Worksheet
Curated OER

Classifying Solids

For Students 9th - 10th
In this geometry worksheet, students classify polygons based on their sides and shape. There are 16 shapes to be identified with an answer key.

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