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Lesson Plan
Curated OER

Constructions of Isosceles and Equilateral Triangles

For Teachers 4th - 9th
Pupils explore the difference between drawing and constructing a triangle utilizing The Geometer's Sketchpad on the computer. They create, develop and script constructions for both isosceles and equilateral triangles. Each student has to...
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Lesson Plan
Curated OER

Tangram Tantrums

For Teachers 4th - 6th
Young scholars discuss tangram vocabulary, and act out slide, flip, and turn. They observe tangram puzzles on a web page, and solve their own tangram puzzles.
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Worksheet
Curated OER

Drawing Quadrilaterals

For Students 6th - 8th
In this math instructional activity, learners draw quadrilaterals and also find the sums of the inner angles for each. They practice drawing rhombuses as unique quadrilaterals.
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Worksheet
Curated OER

Polygons

For Students 5th - 7th
In this polygon learning exercise, learners draw various polygons according to given specifications and find angle sums. A website reference for additional resources is given.
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Lesson Plan
Curated OER

Volume and Surface Area

For Teachers 5th - 6th
Young scholars explore volume and surface area. In this math instructional activity, students fill boxes with cubes to identify the volume of the boxes. Young scholars discuss area.
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Worksheet
Curated OER

1st Geometry

For Teachers 3rd - 6th
In this geometry worksheet, learners choose the multiple choice answer to 15 questions involving several different elements of geometry.
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Lesson Plan
Curated OER

Applying Proportionality in Scale Drawings

For Teachers 6th
Sixth graders examine a blue print and discuss the reasoning behind using blue prints. In this proportionality lesson,  students collaborate with their teammates to create a scale drawing. Once that is complete, 6th graders write a...
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Lesson Plan
Curated OER

Transformations, Tessellations, and Technology

For Teachers 6th - 8th
Young scholars complete a unit about transformations and tessellations. They explore various tessellation websites, determine which shapes tessellate, complete a log about which website activities they complete, and create a...
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Lesson Plan
Curated OER

Introduction to Fractals: Geometric Fractals

For Teachers 6th - 8th
Students 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. Students complete worksheets based on Geometric Fractals.
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Worksheet
Curated OER

Vocabulary Challenge

For Students 4th - 6th
In this math vocabulary worksheet, students choose which multiple choice answer best defines twenty-five mathematical terms. Students place their answers on the lines provided.
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Lesson Plan
Curated OER

Angles, Triangles, Quadrilaterals, Circles and Related

For Teachers 6th - 8th
Students classify angles. In this angles lesson, students explore the characteristics of angles, triangles, quadrilaterals and circles. They identify polygons and sing a classifying angles song. Students participate in a manipulative...
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Lesson Plan
Curated OER

Teaching the Tr'panier Trapezoid Kite

For Teachers 3rd - 6th
Students analyze how the parts of a system go together and how these parts depend on each other. They comprehend the forces in terms of strength and direction. Students observe, measure and describe weather indicators.
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Lesson Plan
Curated OER

Manipulative Mania

For Teachers 4th - 6th
Learners explore tangram vocabulary and tangram designs, creating an art design that contains various geometric parts. They complete a checklist titled, Important Thing About a Quilt Design.
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Lesson Plan
Curated OER

Ge-Oh Boy, Oh Boy

For Teachers 4th - 6th
Students listen to the book, Sam Johnson and the Blue Ribbon Quilt and discuss the art of quilting. They examine various symmetrical sewing designs, and identify reflection pieces, slides, and flips.
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Lesson Plan
Curated OER

How Tall Is That Flag Pole?

For Teachers 6th - 8th
Learners examine various triangles and discuss how similar triangles have sides that are proportional. They utilize an ancient Egyptian method to determine the height of a flagpole.
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Lesson Plan
Curated OER

Slope Right Up

For Teachers 6th - 8th
Middle schoolers use triangles to find the length and slope of each side. After connecting the vertices, they add points based on their specific instructions. They use the Pythagorean Theorem to complete a worksheet to end the lesson.
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Worksheet
Curated OER

Math Vocabulary Multiple Choice Words Worksheet

For Students 3rd - 6th
In this math vocabulary worksheet, learners complete multiple choice problems where they match the correct math vocabulary word to its definition. Students complete 15 questions.
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Lesson Plan
Curated OER

Geometry and Measurement

For Teachers 6th - 8th
Learners view a right triangle displayed by the teacher. Students measure legs and the interior angles of the triangle. They look for a pattern or relationship between the legs and angles. Learners use pegboards and string to create more...
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Lesson Plan
Curated OER

What's Your Design?

For Teachers 6th - 8th
Sixth grade learners: design a stained glass window, submitting their initial plan detailing the measurements of all lines and angles. Seventh grade students: create a scale drawing of their own geometric family of four members.
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Lesson Plan
Curated OER

Transformations

For Teachers 5th - 6th
Learners draw on graph paper. In this geometry instructional activity, students review types of triangles and quadrilaterals. Learners investigate geometric transformations, including translation, rotation and reflection. Students...
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Worksheet
Curated OER

Math Vocabulary Definitions-Multiple Choice

For Students 4th - 6th
In this math vocabulary worksheet, students complete 15 multiple choice problems, choosing the correct definition for a set of math terms. A reference web site is included for additional activities. 
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Lesson Plan
Curated OER

Terrific Tessellations

For Teachers 4th - 6th
Students explore tessellations that are found in nature and everyday objects. They observe the works of M.C. Escher. Students create their own tessellations using pencil and paper.
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Lesson Plan
Curated OER

Geometry Scavenger Hunt

For Teachers 6th - 10th
Young scholars use the digital camera, identify geometric shapes (in nature as well as man-made), and gain a better understanding of geometric vocabulary. They search for and recognize geometric shapes in unusual settings