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Exploring Tessellations
Fifth graders examine how to make tessellations. In this tessellation lesson, 5th graders review the meaning of the word "polygon" while the teacher shows them various examples. They practice making tiling patterns or tessellation's with...
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Why Doesn't SSA Work?
Students investigate the relationship between angles and their sides. In this geometry lesson, students prove why SSA does not work as a true angle side relationship theorem.
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Building Shapes From Numbers
Students experience how to illustrate some of the many connections between number and geometry. Through this 2-3 day focus on square numbers and triangular numbers, students make connections among mathematical topics.
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Distance Formula
Students calculate the distance between two points using the distance formula. In this geometry lesson, students derive the distance formula using the Pythagorean Theorem.
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Mine Shaft Grade 8 Slope
Eighth graders investigate slopes using real life scenario. In this algebra lesson, 8th graders model and interpret real life data. They plot their data in a coordinate plane and discuss the results with the class.
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Tiling the Plane
Students use pattern blocks and triangular grid paper to review shape names, be introduced to the concept of a tiling of the plane, and determine which pattern blocks tile the plane. They are asked: "Have you ever seen a floor or a wall...
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Teaching Polygons using Technology
Third graders utilize different types of computer programs, such as Microsoft paint and Microsoft Word to study and create different types of polygons. They use PowerPoint to create a story about a shape and others that it meets during a...
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Geometry in the Real World
Eighth graders complete a unit of lessons on basic geometry concepts. They participate in a variety of activities, culminating in a project that involves publishing a booklet or a poster that presents the major geometry concepts from the...
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Geoboard Squares
Young scholars create squares of different sizes on a geoboard. They find and describe a pattern. Students use the pattern to determine the number of squares possible on a 10-by-10 geoboard. They create squares with a horizontal base...
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Algebra I - Worksheet G12: Graphing Lines
In this graphing lines worksheet, learners graph 28 lines given various data. Students graph lines given two points, a point and slope, and a line perpendicular or parallel to a point.
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Shape Collage Pizza
Students identify shapes. In this geometry lesson, students cut out various shapes and create a "Shape Collage Pizza." Students glue their shapes onto a pizza template.
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Symmetry
Second graders find the lines of symmetry in pattern blocks and alphabet letters. In this symmetry activity, 2nd graders discuss what symmetry is, view examples of lines of symmetry and apply what they have learned by finding the line of...
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Let's Learn about Symmetry
Students explore symmetry in architecture. In this cross curriculum art and architecture lesson, students fold paper to illustrate symmetry and identify symmetrical and asymmetrical shapes. Students observe photographs...
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Tangram Puzzles
Young scholars explore the origin of tangram. In this algebra lesson, students form different shapes and figures using tangram. They solve for the area of different shapes without using any geometric formulas, but the idea of tangram...
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Pan's Highway-Saturn's Rings
In this Pan's highway worksheet, students read about the Cassini spacecraft that discovered how Pan clears out the ring debris in the outer A-ring system of Saturn. Students use an image taken by the satellite to find the scale of the...
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Shaping Up with Nature at Black Bayou Lake
Young scholars visit a local lake refuge and identify shapes they find in nature. They take pictures of the various shapes and use KidPix to draw shapes around the shapes in the pictures. They watch a slideshow of all the shapes found by...
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Junior Architects of America
Students create entries for the Architects of America contest, including a model of a futuristic structure, blueprints, a list of all plane and solid shapes in the structure, a persuasive argument paper that describes why the structure...
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Rep Tiles
Third graders use pattern blocks of one shape at a time to try to create a similar shape. They compare the perimeter of the new figure with the perimeter of the original shape and look for a pattern. Students use the pattern to predict...
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Geometry and Spatial Sense
Learners investigate geometric shapes in 2 and 3 dimensions. In this geometry instructional activity, students create a model chocolate factory working in groups and using an actual cake. Learners take a quiz about...
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Shapetown
Students identify basic geometric shapes. In this geometry lesson, students read the book Shapetown and identify the various shapes from the story. Students are given a sheet and draw part of a town using only shapes.
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Shape Recognition
Students explore geometry by analyzing different shapes. In this shape identification lesson, students discuss the characteristics that make certain shapes unique and the same characteristics that cause shapes to look the same. Students...
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Precalculus Test
In this precalculus worksheet, students show their mastery of terminal side angles, conversion form degrees to radians and supplementary angles. There are 16 questions on this test.
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Geometric Shape Cakes
Students become problem solvers and communicate geometrical ideas. In this geometrical shapes lesson, students make a cake template from geometrical shapes.
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Flips, Slides, and Turns
Fifth graders manipulate and draw shapes to demonstrate the concept of flips, slides, and turns using letters and arrows on graph paper.