Lesson Plan
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Tessellmaniacs

For Teachers 7th
Seventh graders create 3 original tessellation using polygons. They slide, turn, rotate and glide their designs on the computer. They print their tessellation on a T-shirt and teach the 6th graders about tessellations.
Lesson Plan
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Exploring Tessellations

For Teachers 5th
Fifth graders examine how to make tessellations. In this tessellation instructional activity, 5th graders review the meaning of the word "polygon" while the teacher shows them various examples. They practice making tiling patterns or...
Lesson Plan
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Symmetry and Tangrams

For Teachers 6th
Sixth graders build figures out of tangrams. In this symmetry lesson, 6th graders view tangrams and identify the polygons included in them. Students divide into groups, identify their tangram pieces, define the lines of symmetry, and use...
Lesson Plan
Curated OER

Geometry Practice: Area of Polygons #8

For Teachers 9th - 12th
In this area of polygons worksheet, students solve 7 short answer and multiple choice questions about area.  Students find the area of triangles given base and height, or points in the coordinate plane.
Worksheet
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Visualize 3-D Objects and Make Nets of Common Solids

For Students 3rd - 5th
Prisms are the focus of this geometry worksheet. Students count the number of parts of a prism and chart 26 answers. Vocabulary such as: "faces," "edges," and "verticies" are taught. A well-designed math worksheet!
Lesson Plan
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Classifying Polygons

For Teachers 7th
Seventh graders participate in a polygon hunt.  In this polygon instructional activity, 7th graders examine how polygons are alike and different.  Students create a Venn diagram and label the sorting circles.  Students...
Worksheet
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Geometric Shapes and Angles

For Students 10th
In this geometry worksheet, 10th graders review polygons and solve for the missing angles of trapezoids and isosceles triangles. There are 10 questions on this worksheet with an answer key.
Lesson Plan
National First Ladies' Library

The Power of Images in Shaping Ideas

For Teachers 6th - 8th
Learners examine the role of photography in recording and sharing history. They view online photos that Life magazine has identified as changing the world, then conduct research on one of the photos. Students create and present an oral...
Lesson Plan
Curated OER

Area of Polygons

For Teachers 10th
In this area of polygons worksheet, 10th graders solve and complete 12 various types of problems. First, they find the area of a given square. Then, students find the length of an original square as illustrated. They also write an...
Lesson Plan
Curated OER

Area of Polygons #2

For Teachers 7th - 9th
In this area of polygons worksheet, students find the area of rectangles.  They find the width when given the area.  Students graph rectangles and solve word problems involving rectangles.  This three-page worksheet...
Lesson Plan
Curated OER

Area and Perimeter of Regular Polygons - An Extension

For Teachers 9th - 12th Standards
Pupils explore the relationship between area and perimeter of polygons.They measure the area and perimeter of regular polygons inscribed in a circle. Learners then discuss how as the number of sides of a regular polygon increase, the...
Worksheet
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Polygon Sum Conjecture

For Students 10th
In this geometry worksheet, 10th graders identify the missing angles using the polygons sum conjecture. They measure exterior and interior angles using their angle theorems. There are 63 problems.
Worksheet
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Calculating in Construction - Area

For Students 8th - 12th
In this area worksheet, students solve 6 short answer problems. Students find the area of a figure composed of regular polygons such as triangles, rectangles, squares, etc given a sketch of the figure.
Worksheet
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Data Management and Probability: Applications

For Students 7th
In this data management and probability applications activity, 7th graders solve 13 different types of problems that include finding the mean, median, mode, and range of each set of values, as well as, solving a number of word problems....
Worksheet
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Angle Bisectors

For Students 10th
In this angle bisector worksheet, 10th graders solve and complete 23 various types of geometry problems. First, they find the angles listed in the figure shown. Then, students determine the sum of the interior angles of a polygon. They...
Worksheet
Curated OER

Complementary and Supplementary Angles

For Students 10th
In this complementary and supplementary angles learning exercise, 10th graders solve and complete 23 various types of problems. First, they supply a reason to justify each statement in the given sequences. Then, students find the measure...
Worksheet
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Geometric Concepts and Polygons

For Students 9th - 11th
In this geometry worksheet, students identify the altitude, perpendicular bisector, median, angle bisector and the area of different polygons. There are 33 problems.
Worksheet
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Rations and Proportions

For Students 9th - 12th
For this ratios and proportions worksheet, learners answer 8 questions in which they are setting up and solving proportions. One problem also consist of several polygons in which students must identify missing information.
Worksheet
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Planes and Lines

For Students 10th
In this geometry worksheet, 10th graders determine the number of planes that can pass through a given point and are perpendicular to a given line.  The one page worksheet contains one multiple choice question.  Answer is...
Lesson Plan
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Laboratory: Modeling Molecular Shapes

For Teachers 10th - 12th
In this molecules worksheet, young scholars answer post lab questions about types of bonds, factors that determine polarity and molecular geometry. They calculate electronegativity differences in atoms and determine the types of bonds...
Lesson Plan
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Perimeter and Area

For Teachers 3rd - 5th
Learners calculate the perimeter and area of given figures and lengths.
Lesson Plan
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Nets And Surface Area

For Teachers 4th - 6th
Upper graders investigate how to find the surface area when using two-dimensional shapes. They conduct an investigation in groups while working sample problems given during class discussion with the teacher. They also review how to...
Worksheet
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Decimals: Thousandths

For Students 5th
Fifth graders first write the numbers in standard form. In the second set, they write the place value position for the underlined digits. Pupils then complete several mixed application decimal word problems. Everyone finishes by shading...
Lesson Plan
Curated OER

Tunnel Traps

For Teachers 1st - 3rd
Students identify shapes that match specific shape descriptions involving a range of geometric terms and correct polygon names. They utilize a mathematics educational software program to gain practice.

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