Lesson Plan
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Investigating Quadrilaterals

For Teachers 4th
Fourth graders discuss the various attributes of quadrilaterals. In groups, they use the attributes to sort quadrilaterals into different classes and a hierarchy. They review the new vocabulary and attributes with a partner to end the...
Lesson Plan
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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.
Lesson Plan
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Snowflake Curve

For Teachers 6th - 8th
Students develop an appreciation for complex structures in nature. They observe patterns in nature in relationship to the Real World. Students use observation skills to assist in problem solving. They show comprehension of the concepts...
Lesson Plan
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"Geotown" Scrapbook

For Teachers 3rd - 5th
Students create a scrapbook. For 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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Learning about Shapes with Tangrams and the Net

For Teachers 1st - 5th
Students use tangrams, student literature, and Websites to explore shapes.
Lesson Plan
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Area

For Teachers 4th - 6th
Students use different shapes that represent tangrams to determine the area of a space. In this area lesson plan, students trace shapes and have their partners determine the area of that shape.
Worksheet
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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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A Sculptor's Model

For Teachers 6th - 9th
Students investigate visual arts by researching art on the Internet. In this expressionism lesson, students identify several famous artworks on-line based on self expression and discuss the techniques. Students examine steel sculptures...
Lesson Plan
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Who's In The Fact Family?

For Teachers Pre-K - 2nd
Students study related addition and subtraction facts. In this math lesson, students use related addition and subtraction to solve problems. Students use manipulatives to explore fact families.
Lesson Plan
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Investigate the Rigid Motions of Reflection, Rotation, Translation, and Dilation

For Teachers 7th - 8th
Students investigate the rigid motions of reflection, rotation, translation, and dilation. This investigation be accomplished through classroom instruction and exploration using Geometer's Sketchpad.
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CSI Investigation of Congruence and Similarity

For Teachers 9th - 12th
Pupils differentiate between similarity and congruence using polygons. In this geometry lesson, students label triangles based on their properties. They find missing sides and angles using the interior sum theorem.
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Studying Special Segments in Triangles

For Teachers 8th - 10th
Young scholars investigate special segments in triangles. In this geometry lesson, students graph, compare, estimate and predict findings based on their data. They differentiate between similarity and congruence of triangles.
Worksheet
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Math Vocabulary Letter Shapes

For Students 4th - 6th
In this math vocabulary worksheet, students match the math vocabulary definitions to the letter shapes. Students write in 8 words in the letter shapes.
Lesson Plan
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Analyzing Body Angles

For Teachers 10th - 12th
Students investigate angles of polygons. In this geometry instructional activity, students identify the relationship between angles and the number of sides in a polygon. They differentiate between sumilarity anf congruence in angles and...
Lesson Plan
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Haring Inspired Drawing and Sculpture

For Teachers 6th - 8th
Young scholars research art by identifying the work of Keith Haring. In this sculpting lesson, students utilize the web to examine sculptures and drawings in the style of Keith Haring. Young scholars utilize sculpting wire, foil,...
Lesson Plan
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Similar and Congruent Triangles

For Teachers 2nd - 4th
Students create and classify different types of triangles using an online geo-board. They explore the concepts of similar and congruent as they discover how to draw similar and congruent triangles.
Worksheet
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Math Vocabulary Decoding Activity

For Students 5th - 6th
In this math vocabulary worksheet, students use a letter key code to match match vocabulary words to their definitions. A reference web site it given for additional activities.
Worksheet
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Math Vocabulary Maze

For Students 4th - 6th
In this math maze worksheet, students navigate their way through a maze using clues and spelling out math vocabulary words. A reference web site is included for additional activities. 
Worksheet
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Math Vocabulary Multiple Choice Words Worksheet

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

For Teachers 5th
Fifth graders participate in a review game of geometry topics. In this geometry lesson plan, 5th graders use the "Eggspert" interactive classroom game system to review the geometry skills taught that week. Students work in teams to...
Lesson Plan
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Making Parallel Lines

For Teachers 8th - 10th
Students differentiate between parallel and perpendicular lines. In this geometry lesson, students make conjectures and apply it to solve real life situations. They collect data and make predictions based on the data.
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Mathematics in Robotics

For Teachers 10th - 12th
Learners build and create using math. In this geometry lesson plan, students differentiate between congruent and similarity as they observe polygons. They create robots with different functions using properties of geometry.
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Identifying Lines of Symmetry

For Teachers 8th - 10th
Students calculate the lines of symmetry using polygons. In this geometry lesson, students graph, compare and estimate using collected data. They identify different attributes to the polygons based on their sides.
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Special Right Triangles

For Teachers 7th - 9th
Students identify the different parts of a right triangle. In this geometry instructional activity, students use the Pythagorean Theorem to identify missing sides and angles of a right triangle. They work with irrational and rational roots.