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PPT
Curated OER

Calculate Missing Angles

For Teachers 5th - 6th
Provide the class with the practice they need to become proficient at determining missing angles on a line. This very well made Powerpoint contains 5 problems where a protractor is used to help determine a missing angle on a given plane. 
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Unit Plan
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Zome System

For Teachers 4th - 6th
Get hundreds of interactive activity plans using the Zome Modeling System. Among dozens of lessons, a first exposure to similar triangles can be very visual for the learner. Here, young geometers explore the number of different shapes...
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Lesson Plan
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Old Glory

For Teachers 6th - 8th
Learners utilize mathematical concepts such as: measurement, ratio and proportion and geometric probability to analyze the components of the U.S. Flag. They collect, organize and interpret data by constructing charts, tables and graphs...
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Worksheet
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Lines of Symmetry - Rotational Symmetry

For Students 3rd - 5th
In this geometry skills practice worksheet, students examine 3 images and determine whether or not they have rotational symmetry.
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Lesson Plan
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Art or Junk? Discovering the Triangle Inequality

For Teachers 6th
Middle schoolers study the triangle inequality. They will identify, compare, and analyze attributes of two and three-dimensional shapes. Then they develop vocabulary to describe the attributes. They also use manipulatives to analyze the...
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Lesson Plan
Curated OER

Shapes from Shapes

For Teachers K
Geometric shapes are really cool. Examine triangles, quadrilaterals, trapezoids, rhombuses, parallelograms, pentagons, and hexagons with your class. They draw large shapes and small shapes then compare them to understand their shapely...
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Lesson Plan
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Discovering Art-Huntington Gallery Shape

For Teachers K - 3rd
Students study geometric, naturalistic, and abstract shapes. They discuss how various shapes are used in art. They study The Young Fortune Teller by Joshua Reynolds to find various shapes.
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Lesson Plan
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An Organic Work That Imitates Life

For Teachers 7th - 12th
Students practice using organic and geometric forms while creating individual works of art. This creative art lesson incorporates Math concepts for a cross-curricular approach in the classroom.
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Worksheet
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Honors Algebra 2 Reivew: Practice with Sequences

For Students 9th - 11th
In this practice with sequences worksheet, students find the arithmetic sequence and geometric sequence of given problems.  They determine the percent of change and solve exponent problems.  This one-page worksheet contains 11 problems.
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Lesson Plan
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Create Your Geometry Crossword

For Teachers 10th - 12th
Students learn how to identify cell addresses, format cell contents, add pop-up comments to a cell, and also apply conditional formatting. They use clues and words to make a geometry crossword puzzle pertaining to geometrical shapes.
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Lesson Plan
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Tessellations

For Teachers 3rd - 6th
Students learn and review basic geometric terms, definitions, and theory, including regular polygons, lines, angles, points, etc. They make a tessellating stamp and create a repeating work of art.
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Worksheet
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Geometric Shapes: Shapes in Everyday Items

For Students 1st - 3rd
Which item is shaped like a cone? Use this multiple-choice shape recognition worksheet to give students access to shapes in their everyday life. Four questions ask scholars to identify which of the pictured items is shaped like a sphere,...
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Lesson Plan
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A Perpendicular Pilgrimage

For Teachers 9th
Ninth graders design a safe passage through a 2-D obstacle. In this geometric math lesson, 9th graders engage in a hands on activity to better understand the concept of geometric and algebraic perpendicularity. Students will work in...
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Worksheet
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Geometry Review

For Students 6th - 8th
In this geometry math review worksheet, students respond to 37 questions that serve as a review of geometry skills.
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Worksheet
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Perimeter and Area Practice

For Students 4th - 6th
In this area and perimeter practice worksheet, students examine 4 sample problems and solve 20 problems that require them to calculate perimeter and area.
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Worksheet
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Perimeter and Area Practice 2

For Students 4th - 6th
In this area and perimeter practice worksheet, learners examine 4 sample problems and solve 20 problems that require them to calculate perimeter and area.
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Lesson Plan
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Nature of Geometry

For Teachers 4th
Fourth graders capture geometry in nature. In this nature of geometry lesson plan, 4th graders use digital cameras to find real life examples of geometric terms.  Students create a presentation using the digital pictures and terms with...
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Lesson Plan
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Geometry Institute Lesson

For Teachers 6th - 8th
Learners practice geometry skills. In this geometry lesson, students find the surface area of cubes and prisms, identify shapes on solids, and distinguish between 2-dimensional objects and solids.
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Lesson Plan
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Identifying Faces, Edges, and Vertices

For Teachers 4th
Fourth graders examine faces, edges, and vertices. In this geometry lesson, 4th graders participate in classroom activities that require them to compare geometric shapes, figures, and models.
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Interactive
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My Test Book: Geometry

For Students 3rd - 4th
In this online interactive math skills worksheet, students solve 10 multiple choice math problems regarding geometry skills. Students may view the correct answers.
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Interactive
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My Test Book: symmetry

For Students 3rd - 4th
In this online interactive math skills activity, students solve 10 multiple choice math problems regarding symmetry. Students may view the correct answers.
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Interactive
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My Test Book: Geometry

For Students 6th - 8th
In this online interactive math skills worksheet, students solve 10 multiple choice math problems regarding geometry skills. Students may submit their answers to be scored.
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Lesson Plan
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Pythagorean Theorem Practice

For Teachers 7th - 10th
In this geometry skills worksheets, students examine 10 triangles and use the Pythagorean theorem to identity the lengths of the missing units.
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Worksheet
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Calculating Perimeter 3

For Students 5th - 7th
In this calculating perimeter worksheet, students examine 8 rectangles and use the information provided to find the perimeter of each of them.