Lesson Plan
Curated OER

Pyramids and Prisms: Guler's Formula

For Teachers 6th
Sixth graders detect and categorize the attributes of geometric shapes to solve problems. In this geometry lesson, 6th graders construct a variety of polyhedra. Students recognize the relationships between two dimensional and three...
Lesson Plan
Curated OER

Elements of Art

For Teachers 3rd
Third graders discover elements in visual art. In this visual art lesson, 3rd graders explore the use of line, shape, and color in visual art. After reviewing works of art, students create unique art pieces. Technology resources provided.
Lesson Plan
Curated OER

Tantalizing Tangrams: What Are Transformations?

For Teachers 4th - 6th
Students use the Internet to learn about transformations and tessellations.  In this geometry lesson, students use the Internet to define the meaning of reflections, translations, rotations, glide reflection and symmetry. ...
Lesson Plan
Curated OER

Introduction to Fractals: Geometric Fractals

For Teachers 6th - 8th
Learners study and observe the patterns made by the areas of the Sierpinski Triangle. Students use the computer to draw two or three iterations to discover the number patterns. Learners complete worksheets based on Geometric Fractals.
Lesson Plan
Curated OER

Functions and the Vertical Line Test

For Teachers 7th - 9th
Young scholars examine functions and function notation. They use computer activities to discover how to graph functions, and conduct a vertical line test. Students describe spatial relationships using coordinate geometry.
Lesson Plan
Curated OER

A World of Symmetry

For Teachers 6th - 8th
Middle schoolers identify lines of symmetry.  In this symmetry lesson, students create objects and identify their lines of symmetry.  They answer questions about lines of symmetry.  Middle schoolers cut shapes out of...
Lesson Plan
Curated OER

Symmetry in Paper Airplanes

For Teachers 5th - 8th
Young scholars explore symmetry.  In this geometry and scientific inquiry lesson, students design paper airplanes with middle line symmetry, as well as right, obtuse, and acute angles.  Young scholars measure the plane's angles...
Lesson Plan
Curated OER

Symmetry

For Teachers 5th - 8th
Students explore symmetry. In this geometry lesson, student identify and define bilateral symmetry, radial symmetry, pentagonal symmetry, hexagonal symmetry, and cubic symmetry. Students construct examples of these types of symmetry and...
Lesson Plan
Curated OER

Creating Parallelogram

For Teachers 9th - 12th Standards
Learning how to define vocabulary words related to solving parallelograms will assist your learners in identifying different parallelograms. They use the navigator to view different shapes created by moving the parallelogram around.
Worksheet
Curated OER

Hexaflexagon Worksheets

For Students 10th - 12th
In this geometry worksheet, students fold paper to make a hexaflexagon. They identify the vertex and all six sides after folding and making their shape. This assignment requires 25 triangles and 19 perfect triangles.
Lesson Plan
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Surface Area and Measuring

For Teachers 10th
Tenth graders explore volume and surface area through percentages. In this geometry lesson plan, 10th graders analyze the surface area of two and three dimensional shapes, then use percents and ratio to compare the two.
Worksheet
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New York State Mathematics Exam

For Students 8th - 9th
In this math instructional activity, students review for the exam given by the state of New York. There are 16 pages and 27 questions in this booklet covering topics from algebra, geometry and statistics.
Lesson Plan
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It Counts

For Teachers 1st - 2nd
Young scholars assign numbers to describe objects. In this number instructional activity, students assign numbers to objects and compare more, less, and equal values. They write down descriptions of plants including the number of leaves...
Lesson Plan
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Ceva’s Theorem

For Teachers 9th - 10th
Students prove and use Ceva's Theorem to solve problems. In this geometry instructional activity, students analyze polygons for patterns and calculate the area of each shape. They relate polygons to the real world.
Lesson Plan
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Pick's Theorem

For Teachers 9th - 10th
Students investigate Pick's theorem by completing a lab. In this geometry lesson, students construct polygons using cabri software. They calculate the area of polygons and identify the vertices of each shape.
Lesson Plan
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Exploring Properties of Rectangular Prisms

For Teachers 8th - 10th
Learners explore the properties of rectangular prisms. In this geometry lesson, students identify properties of two and three dimensional shapes. They use Cabri technology to create polygons and solve problems.
Lesson Plan
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Exploring Secants: Products of Segments

For Teachers 9th - 10th
Pupils explore secants and circles. In this geometry lesson, students identify the properties of two and three dimensional shapes. They create arguments to prove the theorems are true.
Lesson Plan
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Exploring the Properties of Rectangular Prisms.

For Teachers 9th - 10th
Students define properties of rectangular prisms. In this geometry lesson, students identify the relationship between two and three dimensional objects. They use Cabri technology to graph their figures.
Lesson Plan
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Circle, Secants

For Teachers 9th - 11th
Young scholars identify the secant segment of a circle. In this geometry lesson, students investigate secant lines formed outside the circle. They use Cabri software to create drawings and explore circles and secants.
Lesson Plan
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Exploring Chords: Products of Chord Segments

For Teachers 7th - 10th
Students identify the properties of chords. In this geometry lesson plan, students multiply chord segments to find the solution to their problem. They construct two chords that cross on  a circles.
Lesson Plan
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Cut, Construct and Think - 6

For Teachers 5th - 8th
Students identify polygons and calculate perimeter. In this geometric shapes lesson plan, students complete a worksheet identifying various polygons and calculating the perimeter of triangles and quadrilaterals.
Lesson Plan
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Connecting Formulas Related to Geometric Figures

For Teachers 8th - 12th
Young scholars identify diagrams of quadrilaterals and circles by different names and classify the figures. They name the areas for each diagram and practice solving the formulas for each.
Lesson Plan
Bowland

Mission: Rainforest

For Teachers 6th - 9th
Young environmentally conscious mathematicians solve a variety of problems related to the central theme of uncovering illegal logging activities. They determine a base camp based on given constraints, investigate logging activities and...
Lesson Plan
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The Flag

For Teachers K
Students see the flag as a symbol. In this flag lesson, students look at the flag to see different patterns and shapes. They review the importance of the flag and its meaning to the United States.