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Properties of Reflections

For Teachers 9th - 10th
Students perform transformation on their polygons. For this geometry lesson, students identify the correct transformation of each shape. They move the polygons around on a coordinate plane. There are extension and homework activities...
Lesson Plan
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Hit and Run

For Teachers 9th - 12th Standards
Pupils explore data collection in this instructional activity. They investigate distance vs. time and velocity vs. time graphs using information collected with a CBR 2 to simulate the reconstruction of an accident.
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Everyday Objects with Shapes

For Teachers Pre-K - K
Students explore geometric shapes.  In this geometry and language development lesson, students take a walk and look for shapes in the objects outdoors.  Students match each of four individual  paper shapes they are...
Lesson Plan
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Fun Wth Angles

For Teachers 4th
Fourth graders explore angles in everyday life. In this angles lesson plan, 4th graders view examples of angles, then search magazines, newspapers and catalogues for more examples. Students work in pairs and check each other's work.
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Beads, Balls, and Beakers

For Teachers 10th - 11th
Students analyze the amount of space required to pack round objects. In this geometry lesson, students practice using space economically by practicing packing spheres into beakers. They then translate this concept to molecules being...
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Geogebra Basics

For Teachers 9th - 11th
Students identify basic geometric shapes using Geogebra. For this geometry lesson, students work on a laptop as they explore different geometric shapes. They calculate the area and perimeter of triangles.
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Areas of Trapezoids, Rhombuses and Kites

For Teachers 8th - 10th
Students calculate the area of different polygons. In this geometry lesson, students find the area for trapezoids, rhombuses and kites.
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3-D Attributes

For Teachers 4th - 6th
Students explore geometric solids. In 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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How many isosceles Triangles Can You Find?

For Teachers 5th
Fifth graders solve problems while examining a variety of isosceles triangles.  For this isosceles triangle lesson, 5th graders examine shapes to find their characteristics.  Students pay particular attention to the...
Lesson Plan
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How many isosceles triangles can you find?

For Teachers 7th
Seventh graders recognize the characteristics of isosceles triangles. In this isosceles triangle lesson, 7th graders use geoboards to create isosceles triangles. Students record results and explain why they have an isosceles triangle.
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Finding Areas of Triangles, Rectangles, and Circles

For Teachers 9th - 10th
Students find the areas of geometric shapes. In this geometry instructional activity students find and measure the sides, perimeters, and areas of quadrilaterals, triangles, and circles. Students relate the measures to the others by...
Lesson Plan
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Investigating Shapes in Our World

For Teachers 1st
First graders explore shapes. In this geometry instructional activity, 1st graders make shapes with geo-boards, use play-dough to make three-dimensional figures, and make a shape book using pre-cut shapes.
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Tessellating Ceiling Tiles

For Teachers 5th - 7th
Learners transform polygons.  In this tessellating instructional activity, students design a picture containing a translation and a rotation.  They create a template of a translation or a rotation.  Learners tessellate and...
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Shapes (Geometric)

For Teachers 2nd
Second graders explore geometric shapes. In this lesson about geometry, 2nd graders create their own vest using geometric shapes. Students work with a partner and fit their partner for the vest they design. Students understand geometric...
Lesson Plan
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Tantalizing Tangrams

For Teachers 2nd - 4th
Students explore "area."  In this tangram geometry and measurement lesson plan, students arrange tangram pieces to find the area of characters presented in a story they listen to on a website.  Website information and related...
Lesson Plan
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Proportion

For Teachers 9th - 11th
Students investigate proportion and ratio. In this geometry instructional activity, students set up the ratios of proportions correctly and solve for the unknown. They relate it to word problems.
Lesson Plan
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Transformation, Reflections, Rotations and Translations

For Teachers 9th - 10th
Learners create a quilt, using different patterns. In this geometry lesson, students apply prior knowledge as they use different patterns to help them create a quilt using transformations and geometric shapes.
Lesson Plan
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Exploring Characteristics Needed to Prove Two Trianlges Congruent

For Teachers 10th
Tenth graders explore congruent triangles.  In this geometry lesson, 10th graders investigate the conditions necessary to prove two triangles congruent.  The lesson combines dry erase board activities and the use of technology.
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Matching Objects and Patterns

For Teachers 1st
First graders participate in hands-on activities and use objects to create patterns. They observe a PowerPoint instructional activity describing matching objects and patterns. In groups, 1st graders complete geometry computer activities...
Lesson Plan
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Hello My Name is . . . Helvetica

For Teachers Pre-K - 1st
Learners play various games to help create a classroom community. In this name recognition lesson, students combine their name recognition skills with newly learned art and geometric vocabulary. First learners discover vocabulary that...
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Introduction to Calculus

For Teachers 12th
Twelfth graders discuss attitude necessary to be successful in calculus. In this calculus instructional activity, 12th graders review famous quotes about success to help them get motivated to learn and be successful in the classroom....
Lesson Plan
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Finding the nth Term

For Teachers 10th - 11th
Students analyze patterns and try to figure out the next term in the sequence. In this algebra lesson, students discuss the functions rule and how it works to solve sequences. They practice solving problems and find the nth term or what...
Lesson Plan
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Is it a Polygon?

For Teachers 2nd
Second graders investigate polygons. In this geometry lesson, 2nd graders practice identifying characteristics of polygons on the overhead using a T-45 calculator display. Students play the game "Guess My Rule" to identify what polygons...
Lesson Plan
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Scaled Rubber Band Drawings

For Teachers 3rd - 5th
Students demonstrate the process of creating a scaled rubber band enlargement of a simple drawing. They observe and discuss a teacher-led demonstration, and create a scaled rubber band enlargement of simple drawings and their invention...

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