Lesson Plan
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Sort it Out

For Teachers 2nd - 4th
Students identify and sort a variety of two- and three-dimensional objects and compare and contrast their attributes. They identify shapes, locate shapes on the faces of solids, sort real objects and explain the sorting rule, and...
Lesson Plan
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Negative Exponents

For Teachers 8th - 11th
Students solve negative exponential functions. In this algebra lesson, students define the properties for rewriting functions with negative and zero exponents. They use a robot to create a visual of what is happening to the negative...
Lesson Plan
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Polygon Necklaces

For Teachers 4th - 5th
Learners explore geometry by creating jewelry in class. In this polygons lesson, students identify different shapes and characteristics while creating polygon figures from construction paper. Learners utilize a multitude of shapes...
Lesson Plan
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Giggle, Giggle, Quack Pizza Fractions

For Teachers 2nd - 5th
Students explore the concept of multiplication by using pizza. They read an article discussing how math is used everyday. They try to determine how many pizzas they would need to feed the class.
Lesson Plan
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Discovering Euler's Theorem

For Teachers 9th - 10th
Students identify different parts of a prism and polyhedra. In this geometry lesson, students identify the number of faces, edges and sides of polygons. They solve problems by recognizing patterns.
Lesson Plan
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Lines of Symmetry

For Teachers 5th
Fifth graders explore the concept of symmetry using lines drawn through different shapes. The worksheet that is included in the lesson should be used to chart the lines of symmetry for the different shapes drawn.
Lesson Plan
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The Dragon Curve Fractal

For Teachers 8th - 11th
Students identify the properties of a dragon curve. In this geometry lesson, students identify sequences and patterns as they solve fractals. They investigate patterns found in nature.
Lesson Plan
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Inquiry Cube

For Teachers 5th
Fifth graders investigate geometric shapes. In this geometry lesson, 5th graders classify and group shapes and patterns by likeness. They investigate patterns based on clues from their peers.
Lesson Plan
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"Comprehension of Word Problems" Using a Table

For Teachers 6th
Sixth graders practice solving math problems by utilizing a data table. In this number sense lesson, 6th graders create a table using the numerical information about a fictitious farm's inventory. Students complete the empty segments by...
Lesson Plan
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Pedal Triangles

For Teachers 8th - 10th
Students identify the properties and theorems of triangles. In this geometry lesson plan, students construct angle bisectors using a compass and straight edge. They identify triangular similarity and congruency.
Lesson Plan
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Finite Geometry

For Teachers 9th - 10th
Students solve for the area and perimeter of polygons. In this geometry lesson plan, students identify repeated patterns and create formula to solve problems. They make conjectures and prove hypotheses.
Lesson Plan
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The Corner Problem

For Teachers 11th - Higher Ed
Students explore the concept of the corner problem. In this corner problem lesson, students use the TI-NSpire to determine the maximum length a rod can be and still pass horizontally around a corner. Students use similar triangles to...
Lesson Plan
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Reflections

For Teachers 9th - 10th
Students investigate the concept of reflectons. They investigate how an image has a reflection that is symmetrical. They also choose household objects in order to have real life application for finding lines of symmetry.
Lesson Plan
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Linear Sequences and Terms

For Teachers 8th - 10th
Students identify the nth rule for each sequence. In this algebra lesson plan, students finish the pattern or sequence and find the missing term. They relate patterns and sequences to the real world.
Worksheet
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Factoring Completely

For Students 9th - 11th
In this algebra worksheet, students factor out polynomials using the GCF. They identify special patterns or formula and factor those out first. There are 11 polynomial problems of different degrees.
Lesson Plan
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Exploring the Properties of Rectangular Prisms.

For Teachers 9th - 10th
Students define properties of rectangular prisms. For 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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Exploring Properties of Rectangular Prisms

For Teachers 8th - 10th
Students 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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Roping Quadrilaterals

For Teachers 4th - 5th
Students explore with quadrilaterals.  In this roping quadrilaterals lesson, students work in cooperative groups to play the game, "Question, please!" in order to identify, describe, compare and classify quadrilaterals....
Lesson Plan
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Pick's Theorem

For Teachers 9th - 10th
Pupils 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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Simple Sequence

For Teachers 8th - 11th
Students identify the nth term in a sequence. In this algebra lesson, students generate sequences given the formula for each sequence. They find the formula given the sequence.
Lesson Plan
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Circle, Secants

For Teachers 9th - 11th
Students 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 Secants: Products of Segments

For Teachers 9th - 10th
Students 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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Koch Snowflake

For Teachers 9th - 10th
Students investigate Koch's Snowflake. For this geometry lesson, students identify the properties of creating Koch's snowflake. They solve problems dealing with fractals and patterns.
Lesson Plan
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Geo Jammin' By DeSign - Day 3, Lesson 15: The Quiltmaker's Gift

For Teachers 2nd - 3rd
Students listen to a read aloud of The Quiltmaker's Gift by Jeff Brumbeau finding examples of symmetry in the illustrations in the book.