Lesson Plan
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Math: Geometric Fun and Games

For Teachers 3rd
Third graders discover geometric shapes by completing a series of games and activities. Using ropes with knots tied every foot, they make shapes such as squares, triangles, and hexagons. In pairs, 3rd graders use pattern blocks to...
Lesson Plan
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"School Shape Scavenger Hunt"

For Teachers 2nd - 5th
Students, in groups, venture onto the schoolground on a scavenger hunt for shapes. They are given tasks: recorder, team leader, presenter, reporter, and behavior guidelines and a time limit. They search the school for shapes found in...
Worksheet
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Tests for Parallelograms

For Students 10th
In this tests for parallelograms worksheet, 10th graders solve 7 various forms of questions that relate to testing for parallelograms in the figures shown. First, they find the values of x and y that insure each quadrilateral is a...
Interactive
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Geometry

For Students 2nd - 3rd
In this geometry/math worksheet, students name eight shapes by circling the name that best describes it. Students select the correct answer from 4 choices.
Lesson Plan
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Marshmellow Geometry

For Teachers 5th - 10th
Students explore a variety of geometric shapes, name them, and list their characteristics. The shapes are transposed into structures and checked for accuracy.
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Shapes

For Teachers K
Students review basic shapes, such as circles, squares, triangles, and rectangles, find objects in those shapes in classroom, watch Clifford's Fun with Shapes video, practice reproducing four shapes, and rotate through four classroom...
Worksheet
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Geometry: Shapes-Squares, Rectangles and Triangles

For Students 4th - 6th
In this geometry worksheet, students distinguish which of eight shapes are squares, rectangles and/or triangles. Students write the name of each shape on the lines provided.
Worksheet
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Quadrilaterals

For Students 4th
In this quadrilateral learning exercise, 4th graders, after reading about the 5 different types of quadrilaterals, write the name of each of the 6 quadrilaterals drawn for them at the bottom of the learning exercise.
Interactive
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Parallelograms Multiple Choice

For Students 9th - 10th
In this geometry worksheet, students calculate the different measurements for parallelograms using the properties of quadrilaterals. They are given partial information and must solve the problem. There are 6 questions with an answer...
Worksheet
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Trapezoids and Kites Multiple Choice

For Students 9th - 12th
In this trapezoids activity, students solve 6 multiple choice problems. Students find the lengths of the bases of a trapezoid given a ratio and median length. Students find unknown angle measures of kites and trapezoids given a sketch.
Interactive
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Special Right Triangles Multiple Choice

For Students 9th - 11th
In this length worksheet, students answer five multiple choice questions concerning lengths using rules of various figures including, triangles, rhombus, diamonds, and circles.
Lesson Plan
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Math: Shapes and More Shapes

For Teachers 6th - 8th
Students locate lines of symmetry in regular polygons and predict the number of lines of symmetry in an octagon. In three different polygons, they construct all lines of symmetry and after making their prediction about the octagon,...
Lesson Plan
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Tri this Angle!

For Teachers 1st
First graders draw and describe various types of polygons. they investigate their own environments for examples of polygons. After reading the book, The Greedy Triangle, they discuss everyday objects that are polygons. They create shape...
Lesson Plan
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Tessellations

For Teachers 5th
Fifth graders investigate the relationship between math and art by examining patterns and polygons.They examine how polygons make up the patterns that form tessellations, and determine tessellations that occur in nature. Finally, they...
Lesson Plan
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Intro to Geometry

For Teachers 7th
Seventh graders identify a polygon and classify them using congruent sides and number of edges and vertices. Students transform two dimensional objects into three dimensional objects.
Lesson Plan
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Justifying Mathematical Conjectures

For Teachers 6th
Sixth graders, in groups, explain why they think something. This requires students to listen to and respond to each other. In this particular lesson, 6th graders explain to their classmates when one can or cannot construct a specific...
Lesson Plan
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Tantalizing Tangrams

For Teachers 4th
Fourth graders participate in what is considered to be a model lesson. The lesson focuses upon polygons and basic geometry. The lesson addresses national standards and displays how others should be done.
Lesson Plan
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Mineralogy, Astronomy, & Ancient Wisdom

For Teachers 5th - 8th
Learners complete a variety of activities surrounding minerals, crystals, and mineralogy. They locate common minerals on a world map, complete a lab in which they identify the chemical and physical properties of various minerals, etc.
Lesson Plan
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No-Three-In-A-Line Again

For Teachers 9th - 12th
Students interpret information and results in context while using words and symbols to generalize patterns. They use symmetry and angle properties of polygons to solve practical problems and identifying invariant properties under...
Lesson Plan
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Tessellations: Use Angles To Show That Shapes Will or WIll Not Tessellate

For Teachers 6th - 8th
Middle schoolers observe a selection of shapes. They identify which shapes will tessellate and justify their answer. Students apply the symmetry and angle properties of polygons to create tessellations.
Lesson Plan
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Angle Benchmarks

For Teachers 6th
Sixth graders discuss the characteristics of specific angles and then use the information to to identify and estimate given angles. The class goes outside, identifies north, and turns a specified amount of degrees. Using a given compass,...
Worksheet
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Triangles, Quadrilaterals, Pentagons and Hexagons: Color Activity

For Students 3rd - 5th
In this geometric shape worksheet, student identify shapes in a geometric collage, write the number of sides for each and color them designated colors.
Lesson Plan
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Unit Perimeters and Areas

For Teachers 9th - 11th
Students use Geometers SketchPad to find the area and perimeter of several shapes. In this geometry lesson, students determine area of rectangles and progress through irregular polygons. None of the referenced worksheets are included...
Lesson Plan
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What Does It Take?

For Teachers 1st
First graders study the attributes of circles, squares, triangles and rectangles. They sort shapes that are the same and those that are different into groups.