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Marshmallow Figures

For Teachers 4th - 6th
Students 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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Toothpicks, Gumdrops, and Polyhedrons

For Teachers 6th
Sixth graders use toothpicks and gumdrops to make prisms and pyramids. This helps them explore the relationship betweeen faces, vertices, and edges.
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Three-Dimensional Figures

For Teachers 6th
Sixth graders explore three-dimensional objects. In groups, they create and decorate their own polyhedron design. After identifying the faces, vertices, and edges of the polyhedron, 6th graders determine a relationship between the...
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Tetrahedron Kites

For Teachers 6th - 7th
Let's go fly a kite! Discuss the concept of two-dimensional and three-dimensional objects with your math class. They examine a triangle and discuss the face, vertices, edges, and angles. Then they build their own Tetrahedral Kites and...
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Three-Dimensional Figures

For Teachers 6th
Sixth graders explore three-dimensional objects. Using various objects found in the classroom, they identify faces, edges, and vertices of objects. Students create their own objects. They describe the polydron, telling the faces,...
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Shape All Around

For Teachers 2nd - 3rd
Students investigate solid shapes. In this geometry instructional activity, students take pictures of solid shapes and classify their pictures according to the vocabulary terms: edge, face and vertex. Students present their findings...
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3-D Attributes

For Teachers 4th - 6th
Students explore geometric solids. For this geometry lesson, students listen to the book The Greedy Triangle by Marilyn Burns, then work in groups to sort geometric solids into various categories. Students define geometric solids...
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Marshmallow Geometry

For Teachers 3rd - 6th
In this three-dimensional shapes geometry instructional activity, learners identify geometric solids and name their properties. They define "face," "edge," and "vertex," and construct geometric solids using marshmallows as vertices and...
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I've Seen That Shape Before

For Teachers 2nd - 6th
Students identify geometric solids.  In this shape instructional activity, students explore the characteristics of geometric solids.  They locate pictures of shapes on the internet, and identify the shapes.  Students draw...
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Edible Geometry

For Teachers 6th - 8th
Students examine a chart that lists the main characteristics of polygons and 3 dimensional figures. They make examples of the polygons and figures using pretzels and gum drops showing how the gum drops are vertices and the pretzels are...
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Writing Takes Shape!

For Teachers 4th - 8th
Students read The Greedy Triangle and discuss geometric solids. In this geometry lesson, students list the geo-solids in the world and create a graphic organizer to show where geo-solids exist.
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Pyramids and Prisms: Guler's Formula

For Teachers 6th
Sixth graders detect and categorize the attributes of geometric shapes to solve problems. In this geometry lesson, 6th graders construct a variety of polyhedra. Students recognize the relationships between two dimensional and three...
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Geometry and Tony Smith Sculpture

For Teachers 6th - 8th
Young scholars respond to Tony Smith's sculpture as art and brainstorm about math concepts inherent in his work. They create a sculpture with polyhedra nets, calculate the cost of covering sculpture in gold, and write an exhibit label...
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Give It a Whirl

For Teachers 3rd - 6th
Students examine and identify polyhedron shapes on a math website. They write journal reflections about two- and three-dimensional shapes, and transform a square into a pinwheel.
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Geo Jammin' - Day 3, Lesson 11: Poly Doodles All Day

For Teachers 3rd - 6th
Students explore geometric vocabulary through creation of shapes on a geoboard. They present design attributes, transfer of design, and color-coding components mix to create a fun and exciting instructional activity that stretches...
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Arithmetic Artistry

For Teachers 2nd - 4th
Learners create a classroom quilt that illustrates the many unique ways that students use math skills.
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Geo Jammin' - Day 2, Lesson 4: Sing a Song of Shapes

For Teachers 2nd - 5th
Students learn five songs to define and develop understanding of the attributes of two- and three-dimensional figures and the meaning of mathematical terms. They classify objects as either two- or three-dimensional, through the use of...
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Geo Jammin'

For Teachers 6th - 8th
Middle schoolers compare and contrast related two- and three-dimensional shapes, and complete a Venn diagram illustrating the attributes of each. Using a poem pattern from another lesson, students use data from the diagram to write an...
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Geo Jammin' - Day 5, Lesson 17: Geo Sakes Alive!

For Teachers 2nd
Second graders, given geometric instructions, try to create their own Geo George puppet.
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Mars Pathfinder Egg Drop and Landing

For Teachers 7th - 12th
Students construct a pathfinder that could land an egg safely. In this physics instructional activity, students explain the factors affecting the dynamics of falling objects. They evaluate their pathfinder design.
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Shapes are Everywhere

For Teachers 2nd
Second graders gain an understanding of geometric shapes and spatial reasoning. They learn the attributes of solid shapes in everyday activities. Students compare geometric shapes to everday objects, finding things that serve a purpose...

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