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Worksheet
Curated OER

MAP Practice

For Students 9th - 11th
In this geometry worksheet, students create circle, line and bar graphs using different comparisons of events. There are 24 questions with an answer key.
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Lesson Plan
Alabama Learning Exchange

Twisted Tangrams

For Teachers K - 4th Standards
Primary geometers create a picture using tangrams. In this geometry lesson, students read Grandfather Tang: A Tale Told with Tangrams, cut out their own tangrams, and choose a character from the story to make using their tangram pieces.
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Lesson Plan
Curated OER

Tri this Angle!

For Teachers 1st
First graders draw and describe various types of polygons. they investigate their own environments for examples of polygons. After reading the book, The Greedy Triangle, they discuss everyday objects that are polygons. They create shape...
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Lesson Plan
Curated OER

Classifying Polygons

For Teachers 1st - 3rd
Learners study polygons. In this math lesson, students play a game in which they learn the classification system for polygons. Learners identify the properties of quadrilaterals.
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Lesson Plan
Curated OER

Fractals and the Chaos Game

For Teachers 9th - 12th
High schoolers explore the concept of fractals. In this fractals lesson, students play the "Chaos Game" via an applet. High schoolers place dots on the screen to recognize that they have created Sierpinski's Triangle.
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Lesson Plan
Curated OER

Measuring the Egyptian Way using the Pythagorean Theorem

For Teachers 9th - 10th
Students measure using the Pythagorean Theorem. In this geometry lesson, students solve right triangles using the properties of the Pythagorean theorem. They apply the same knowledge to solving story problems.
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Lesson Plan
Curated OER

Exploring Angle Pair Relationships

For Teachers 9th - 11th
Students investigate the relationship between angles of triangles. In this geometry lesson plan, students identify properties of right and non-right triangles. They differentiate between vertical and supplementary angles.
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Worksheet
Curated OER

Concurrence

For Students 10th
In this concurrence worksheet, 10th graders solve 10 different problems related to determining various concurrences. First, they determine which type of triangle has two altitudes outside of it. Then, students determine the distance...
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Lesson Plan
Curated OER

Exploring Angle/Pair Relationships

For Teachers 7th - 10th
Students find missing angles and sides of triangles. In this geometry lesson, students create intersecting lines to measure angles. They use Cabri Software to create virtual angles.
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Lesson Plan
Curated OER

Creature Design

For Teachers 5th
Fifth graders create mathematical creatures. In this geometry lesson, 5th graders create a creature from regular and irregular geometric shapes. Students review vocabulary and construct an original creature based on a rubric.
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Lesson Plan
Curated OER

Pythagorean Theorem

For Teachers 7th - 8th
Pupils explore the history of Pythagoras and his contributions to mathematics. In this middle school geometry lesson, students use one inch tiles to investigate the Pythagorean Theorem and to find the length of the sides of a right...
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Lesson Plan
Curated OER

Platonic Solids

For Teachers 8th - 10th
Students identify different types of polygons. In this geometry lesson, students differentiate between convex and regular shapes. they identify the names of two and three-dimensional objects.
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Lesson Plan
Curated OER

Stained Glass Polygons

For Teachers 4th - 6th
Students follow directions to make a stained glass window design of regular and irregular polygons with specific geometric elements. In this geometry lesson plan, students also analyze other classmate's designs.
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Lesson Plan
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EngageNY

Definition and Properties of Volume

For Teachers 9th - 10th Standards
Lead a discussion on the similarities between the properties of area and the properties of volume. Using upper and lower approximations, pupils arrive at the formula for the volume of a general cylinder. 
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PPT
Curated OER

Twenty Questions: Fourth Grade Math Terms

For Teachers 4th
Questions related to math vocabulary from a large variety of categories for 4th graders are displayed throughout this Jeopardy game. Concepts covered include angles, shapes, computation terms, statistics, and place value.
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Worksheet
CPM

Rigid Transformations

For Students 8th - 10th Standards
In this rigid transformation worksheet, students follow directions to translate, reflect or rotate a figure in a coordinate plane. Examples and explanations are provided at the beginning of the document. This two-page worksheet contains...
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Lesson Plan
Curated OER

What do two-dimensional tessellations look like? Where in art can they be found?

For Teachers 10th - 12th
Learners explore the world of art and culture, including the works of M.C. Escher. They identify and create original tessellations. Students use a wealth of interactive multimedia applications. They explore the artistic representations...