Lesson Plan
Curated OER

Polygon Perimeters

For Teachers 4th - 7th
Learners complete worksheets where they calculate the perimeter of polygons. In this perimeter of polygons lesson plan, students divide complex shapes into simple shapes to find the perimeter.
Lesson Plan
Curated OER

Geometric Solids

For Teachers K
Students identify and create simple geometric shapes and describe simple spatial relationships. Through discussion, hands-on activities and show and tell, they identify geometric solids in real life and create graphs of commonly found...
Lesson Plan
Curated OER

Property Lists for Quadrilaterals

For Teachers 9th - 12th
Students establish classifications of shapes by various properties (angles, sides, etc.). They introduce the important properties of common shapes. Students develop an awareness of the wide variety of ways the 2-D shapes can be alike.
Lesson Plan
Curated OER

Finding Polygons in Cubist Art

For Teachers 4th
Fourth graders explore geometric properties and relationships in a two-dimensional work of art. They first search for and identify polygons in a Cubist painting and then use polygons to create their own Cubist portrait of a classmate.
Lesson Plan
Curated OER

Forest Dwellings: Toad House

For Teachers 4th - 8th
What a great project to use as part of an exploration of animals or habitats. Learners design a clay model of a home for a forest animal. This could be a great way to cement what your class has learned about habitats. 
Lesson Plan
Curated OER

Artists Teach Us to See the World through Visual Symbols

For Teachers 10th
Tenth graders analyze a biographical piece of art by Raymond Saunders. They identify shapes, symbols, and lines that are used, and how the piece relates to the artist's life and modern society. They design and create an original piece of...
Lesson Plan
Curated OER

Ship Shape

For Teachers 3rd
Third graders experiment with, identify, and follow teacher-directed instruction toward understanding two-dimensional geometric shapes found within the environment. Groups of students utilize geoboards to help them explain geometric shapes.
Lesson Plan
Curated OER

Down on the Farm

For Teachers K - 2nd
Students are introduced to a map of an Illinois farm. They determine whether the map is of the past, present, or future by looking at features on the map. They also use the map to make a three-dimensional model.
Lesson Plan
Curated OER

Visual Elements in the Giant Kites of Guatemala: Shape, Rhythm, and Color

For Teachers 4th - 9th
Students view pictures of and discuss geometric shapes included in kites from Guatemala. They discuss the repetition of shapes and how that creates a motif. Students draw three concentric arches across their paper. They create a design...
Worksheet
Curated OER

Sort Solid Figures

For Students 3rd - 4th
In this solid figures worksheet, students read the word problems about the solid figures and find the figure that follows the rule.
Worksheet
Curated OER

Tessellations & Transformations

For Students 10th
In this tessellations and transformations activity, 10th graders solve 9 different problems that include various types of tessellations. First, they write examples from history of tessellations and name 3 artists. Then, students define...
Worksheet
Curated OER

Math 212: Planes

For Students Higher Ed
In this planes worksheet, students consider the position of given vectors and find the vector equation of a plane. They identify the points that lie on a plane and determine the equation of a line through given points. This two-page...
Lesson Plan
Curated OER

Cleopatra

For Teachers 7th - 12th
Students construct a three-dimensional model of the Pantheon.
Lesson Plan
Curated OER

Intro to Geometry

For Teachers 7th
Seventh graders identify a polygon and classify them using congruent sides and number of edges and vertices. Students transform two dimensional objects into three dimensional objects.
Lesson Plan
Curated OER

Rep Tiles

For Teachers 3rd
Third graders use pattern blocks of one shape at a time to try to create a similar shape. They compare the perimeter of the new figure with the perimeter of the original shape and look for a pattern. Students use the pattern to predict...
Lesson Plan
Curated OER

How Many Regular Polyhedrons Are There In This or Any Universe?

For Teachers 7th - 12th
Students examine the idea of "regularity" as it pertains to geometry.  In this geometry lesson students complete several assignments that are part of trihedral angles and regular polyhedrons.
Lesson Plan
Curated OER

Midpoint of a Segment

For Teachers 9th - 12th Standards
Learners revisit midpoint and segments by graphing on the TI or computer. This activity can be done with pencil and paper, but is more interactive if it is done on a TI-navigator.
Activity
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Teach Engineering

Connect the Dots: Isometric Drawing and Coded Plans

For Students 6th - 12th Standards
Individuals discover how to draw cubes on triangle-dot paper. They use cubes to build structures and draw corresponding isometric drawings on dot paper in the second lesson of the series of five. The activity also introduces the concept...
Lesson Plan
Curated OER

Working With Electronic Topography Maps

For Teachers 6th - 10th
Junior geologists examine topographic maps online and learn how to read them. they answer seven associated follow-up questions. This lesson plan is only a general outline and does not provide the details or the websites that you...
Lesson Plan
Curated OER

Facial Symmetry

For Teachers 4th - 6th
Learners study facial symmetry. They explore lines of symmetry, and create illustrations with multiple lines of symmetry.
Lesson Plan
Pennsylvania Department of Education

Problem Solving with Fractions

For Teachers 4th - 6th
Solve story problems using fractions or decimals. Then, determine the reasonableness of answers using estimation.The detailed lesson plan includes essential questions, vocabulary, a materials list, and links to related units.
Lesson Plan
Curated OER

Geo Jammin' By DeSign - Day 3, Lesson 15: The Quiltmaker's Gift

For Teachers 2nd - 3rd
Students listen to a read aloud of The Quiltmaker's Gift by Jeff Brumbeau finding examples of symmetry in the illustrations in the book.
Lesson Plan
Curated OER

Geo Jammin' By DeSign - Day 3, Lesson 16: The ABC of Symmetry

For Teachers 2nd - 3rd
Students follow directions in the ABC of Symmetry to make a butterfly which shows a line of symmetry.
Lesson Plan
Curated OER

Geo Jammin' - Day 1, Lesson 3: Math Moments on My Mind

For Teachers 2nd
Second graders write a Math Moments journal.