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Lesson Plan
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Pape's Theorems

For Teachers 11th - Higher Ed
In this math worksheet, students find the length of the side of a regular hexagon whose area is numerically equal to its perimeter.
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Worksheet
Curated OER

Solid Shapes

For Students 3rd - 4th
In this solid shapes worksheet, students read descriptions of solid shapes, then label a set of pictures with either box, cylinder, pyramid or cone. 
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Lesson Plan
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Compare 2-D Shapes

For Teachers 2nd
Second graders explore and analyze plane shapes. For this plane shapes lesson, 2nd graders evaluate shape attributes to classify shapes correctly. Students work in groups to create different shapes.
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Lesson Plan
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Identify Cones

For Teachers 3rd
Third graders evaluate the attributes of cones. In this space shapes lesson, 3rd graders analyze three-dimensional shapes. Students explore the faces and edges of a cone.
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Lesson Plan
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Fractions and Wholes

For Teachers 2nd
Second graders explore fractions with a worksheet and marbles. In this fraction lesson, 2nd graders recognize the fractional parts of a shape pictured and find equal fractions.
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Interactive
Curated OER

Have You Got the Angle?: Pre Test

For Students 4th - 8th
In this angles instructional activity, students complete multiple choice questions about the shape and number of angles. Students complete 10 questions total.
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Lesson Plan
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Pattern Matching

For Teachers 1st
First graders examine how to determine the lines of symmetry in pictures, shapes, and patterns by completing the lessons in this unit. They make patterns that show a line of symmetry and describe it using their own language.
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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.
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Lesson Plan
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Plane Figures

For Teachers 5th
Fifth graders create polygons requested by their teacher. In this polygons lesson, 5th graders watch a video and listen to a song about polygons. Then, students take turns labeling various polygons and practice making polygons.
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Lesson Plan
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Poems Have Shapes, Too!

For Teachers 2nd - 4th
Students explore the world of geometric shapes by writing poetry. They use the Diamante Poetry worksheet. They select one geometric shape and, using the template, create their own poem.
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Lesson Plan
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Linear Inequalities

For Teachers 9th
Ninth graders explore solving linear inequalities. They discuss vocabulary words and symbols associated with linear inequalities. After a demonstration by the teacher, 9th graders solve and graph inequalities. Students complete a...
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Lesson Plan
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Ship Shape

For Teachers 2nd
Second graders explore shapes. After reading books about shapes, 2nd graders describe the properties of various shapes. They identify shapes if they have been rotated, flipped, or slid. Students create shapes using drawings and geoboards.
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Lesson Plan
Curated OER

Introductory to Area (Squares, Rectangles, and Triangles)

For Teachers 6th - 8th
Students explore the concept of finding area. In this finding area lesson, students use knowledge of area of triangles to find area of squares and rectangles. Students find area of irregular figures by breaking the figure down into...
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Lesson Plan
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Surface Area with Polydrons

For Teachers 3rd - 4th
Students explore measurements by analyzing geometric shapes. In this surface area instructional activity, students identify the terms volume, weight, perimeter and area in order to find the requested measurements of specific polygons....
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Lesson Plan
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What on Earth is Greater Than?

For Teachers 4th - 7th
Students compare things that are greater than, less than, or equal to, compare the Earth to other planets, and list planets from greatest size to smallest size.
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Lesson Plan
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Classifying and Constructing Corners

For Teachers 5th
Fifth graders, after seeing Honeycomb examples, complete a Classifying Angles worksheet, Clock worksheet, and Defining Angles worksheet.
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Lesson Plan
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Shapes Around Us

For Teachers 1st - 2nd
Students create posters about geometric shapes in order to demonstrate their understanding of the different shapes. Students look for pictures in magazines to represent two-dimensional shapes, paste them on a poster, label the shape,...
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Lesson Plan
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Geography: Lengths, Perimeter, and Area of Similar Objects

For Teachers 6th
Sixth graders explore characteristics of similar objects. Using attribute blocks, they explore the ratios of the perimeter, area and side length in similar shapes. They calculate and compare the area of shapes.
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Worksheet
Curated OER

Congruent Containers

For Students 3rd - 6th
In this congruency worksheet, students find congruency in everyday packaging on everyday items and answer questions about them. Students answer 4 questions.
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Interactive
Curated OER

Grade 3 Math Practice

For Students 3rd - 4th
In this grade 3 math worksheet, students complete a total of 10 questions that use a variety of grade 3 concepts. Page is part of a site with links. 
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Lesson Plan
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Our Families, Yours, and Mine

For Teachers K
Students study the similarities and differences in families and identify attributes in themselves and others.
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Lesson Plan
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Shape Up!

For Teachers 2nd - 4th
Students investigate measurement through the use of literature through this series of lessons.
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Lesson Plan
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What's Your Line?

For Teachers 5th
Fifth graders collect temperature readings over a period of time, enter the information into a spreadsheet and choose the appropriate graph to display the results.
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Lesson Plan
Curated OER

The Plane! The Plane!

For Teachers 5th
Fifth graders work with polygons.

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