Lesson Plan
Curated OER

Investigating Polygons

For Teachers 4th - 5th
In this math worksheet, students read information about 6 types of polygons and their sides and angles. Students then answer 5 questions about the geometric figures.
Lesson Plan
Curated OER

Sculpture in Relief

For Teachers 4th
Fourth graders create an abstract wall relief that incorporates the use of free form shapes, lines, movement, & color. They use oak tag, toilet paper holders and glue to create their sculptures.
Worksheet
Curated OER

Sort Plane Figures

For Students 1st - 2nd
In this sorting plane figures worksheet, students use their problem solving skills to identify the figures that follow the sorting rule in 6 problems.
Worksheet
Starfall

Dd is For Doll

For Students K - 2nd
In this printing activity, learners form eleven upper and lowercase D's. Students also color in pictures that start with the letter and write one row of letter D's independently.
Worksheet
Curated OER

Math Worksheet: Area (3)

For Students 9th - 12th
In this area worksheet, high schoolers find the area of one irregular polygon.  Students find the area by dividing the irregular polygon into multiple regular polygons.
Lesson Plan
Curated OER

Cubes Everywhere

For Teachers 6th - 7th
Students use cubes to construct and visualize two-and three-dimensional shapes to develop spatial thinking and review basic geometric principles through real-life applications. They are given the opportunity to build and build and take...
Interactive
Scholastic

Study Jams! Perimeter

For Students 3rd - 5th Standards
Follow this engaging slide show on the calculation of polygon perimeter with some hands-on measurement of perimeters to solidify the concepts. On this webpage there are interactive assessment questions and links to related resources by...
Lesson Plan
Curated OER

Straws and Shapes

For Teachers 6th - 9th
Students investigate the concepts related to observing two dimensional objects. They also build three dimensional objects using the two dimensional objects. The students give an oral or written explanation for how the pieces fit together...
Worksheet
Curated OER

Compare Shapes

For Students 2nd - 3rd
For this comparing shapes worksheet, students use a word box to help fill in blanks in sentences, comparing and contrasting various shapes.
Lesson Plan
Curated OER

3-D Figures Part 2

For Teachers 4th - 5th
Students work with three dimensional objects. In this geometry lesson, students examine models of spheres, cones, cubes, prisms, and pyramids, and identify them by their edges, vertices, and faces.
Lesson Plan
Curated OER

They're Everywhere! They're Everywhere!

For Teachers 7th - 12th
Students gain an appreciation of the polygons and polyhedrons around them that make their world one of order and strength. They build polygons and polyhedrons, and then construct airplanes out of polygons.
Lesson Plan
Curated OER

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
Curated OER

Exploring Tessellations

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

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, high schoolers 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.
Lesson Plan
Curated OER

Classifying Polygons

For Teachers 7th
Seventh graders participate in a polygon hunt.  In this polygon lesson, 7th graders examine how polygons are alike and different.  Students create a Venn diagram and label the sorting circles.  Students work in cooperative...
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
Curated OER

Polygon Sum Conjecture

For Students 10th
In this geometry activity, 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
Curated OER

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
Curated OER

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 worksheet, 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 of each...
Worksheet
Curated OER

Geometric Concepts and Polygons

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

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