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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...
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Lesson Plan
Think Map

Know Your Polygons!

For Teachers 3rd - 5th Standards
Shape shifters recognize characteristics of polygons. Embracing language arts skills in addition to math, they use a thesaurus to pinpoint specific attributes of a set of polygons. They also participate in a 21-question guessing game...
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Lesson Plan
Curated OER

Mr. Lincoln's Hat

For Teachers K - 5th
Bring out the inner artist with this Abraham Lincoln lesson plan. Elementary students work on a home project creating a hat similar to Abraham Lincoln's hat. They will use geometry and measurement to create the scale of the hat, then...
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Lesson Plan
Curated OER

Identifying Parallel and Perpendicular Lines

For Teachers 5th - 6th
Students explore basic geometry. In this geometry lesson, students study points and lines that exist in flat planes. Students investigate parallel and perpendicular lines.
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Organizer
Curated OER

Boots

For Students 5th
In this graphing practice instructional activity, 5th graders plot squares on a graph with an x and y axis. Once students locate each square they must color a certain design in that box to create a larger picture.
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Lesson Plan
Curated OER

Lines, Segments, and Rays

For Teachers 5th
Fifth graders use their arm, toothpicks, and marshmallows to create lines, segments, and rays. In this lines, segments, and rays lesson plan, 5th graders learn how these appear on a plane.
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Lesson Plan
Curated OER

"Geotown" Scrapbook

For Teachers 3rd - 5th
Students create a scrapbook. In this geometry lesson, students use digital cameras to take pictures of geometrical concepts. Students use the pictures to create a "Geotown" scrapbook.
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Lesson Plan
Curated OER

Transformations

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

Shapes and Coordinates Practice

For Students 5th - 6th
In this shapes and coordinates worksheet, students write the name of the shape that corresponds to given coordinates. A reference web site is given for additional activities.
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Worksheet
Curated OER

Reflections (2)

For Students 5th - 6th
In this graphing worksheet, students focus on reflections. Students use rotations to create 6 geometric figures that are represented on the x or y axis.
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Lesson Plan
Curated OER

Perimeter

For Teachers 5th
Fifth graders create math word problems. In this geometry instructional activity, 5th graders define perimeter and discover how to find the perimeter of a rectangle, a square and a regular polygon. Students write word problems on finding...
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Lesson Plan
Pennsylvania Department of Education

Rotational Symmetry of Polygons and Other Figures

For Teachers 5th - 8th
Students explore geometry by participating in a shape rotation experiment. For this symmetry lesson, students identify the term symmetry and a list of other geometry vocabulary. Students analyze shapes as they are turned 90 degrees and...
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Lesson Plan
Curated OER

Aestheometry

For Teachers 4th - 5th
Students explore the aesthetics of Geometry in this group activity, which provides a patterns page and a page for the leader of the group. Here, students create an eighth inch L shaped coordinate grid. They number the axis and use a...
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Lesson Plan
Curated OER

Geometric Transformations

For Teachers 5th - 7th
Students solve problems involving transformations of geometric figures. They review graphing points in the coordinate plain, plot points and connect to create a triangle. Then, they reflect triangles over the x and y axis and use...
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Lesson Plan
Curated OER

Match My Masterpiece

For Teachers 5th
Fifth graders plot out points on grid paper which correspond with the ordered pairs they are given. If done correctly, the points form a word.
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Lesson Plan
Curated OER

Watch It Slide!

For Teachers 3rd - 5th
Students work together to examine inclined planes. They create a plan to raise rocks to build pyramids. They discover the changes that occur when the angle is increased or decreased.
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Lesson Plan
Curated OER

Does the falling tree make a sound if no one if there to hear it? (or communication via encryption)

For Teachers 1st - 12th
Students explore encryption. They discuss the importance of cryptography in our daily lives. Students use games and cryptography to discover transformational geometry and modulo systems. They design their own encryption puzzles and...
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Lesson Plan
Curated OER

Coordinates

For Teachers 5th
Fifth graders explore a plotting on a coordinate plane. Using a specified website, they play a "Maze Game" where they navigate a robot through a minefield. As students work through the problems, the rigor of the problems increase. ...
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Lesson Plan
Curated OER

It's Not All Greek to Me

For Teachers 3rd - 10th
Learners find out the meaning for prefixes used in math vocabulary. By dissecting words used in everyday math, they figure out what the prefix indicates and what the word means. A variety of well-organized worksheets and activities...
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Printables
Virginia Department of Education

Middle School Mathematics Vocabulary Word Wall Cards

For Teachers 5th - 9th
Having a good working knowledge of math vocabulary is so important for learners as they progress through different levels of mathematical learning. Here is 125 pages worth of wonderfully constructed vocabulary and concept review cards....
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Lesson Plan
Shodor Education Foundation

Sets and the Venn Diagram (Beginner)

For Teachers 1st - 5th Standards
Venn diagrams are helpful in understanding the idea of a set and using attributes to sort items. This basic plan is an introduction with an added bonus of an applet that can be used to demonstrate the activity. If a classroom of...
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Lesson Plan
Curated OER

Marshmallow Figures

For Teachers 4th - 6th
Learners enjoy making 3-D figures while learning about rectangular prisms, pyramids, vertices, edges, and faces. After a lecture/demo, students use marshmallows, toothpicks and a worksheet imbedded in this lesson to create 3 dimensional...
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Lesson Plan
Curated OER

Supplementary, Complementary, and Vertical Angles

For Teachers 4th - 6th Standards
By using circles that they cut out and label themselves, learners literally "get a grip" on the angles they identify: supplementary, complementary, and vertical. They solve missing measurements based on properties of supplementary,...
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App
Oleh Yudin

iCrosss

For Students 5th - Higher Ed
Did you know that a soccer ball is very similar to a truncated icosahedron? Both have 32 faces, but while a truncated icosahedron is made up solely of flat hexagons, a traditional soccer ball has 12 pentagons and 20 hexagons, each curved...

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