Lesson Plan
Curated OER

Boarding of Symmetrical Shapes

For Teachers 2nd
Second graders use geoboards to model polygons and to practice finding lines of symmetry.
Lesson Plan
Curated OER

Geo Jammin' By DeSign - Day 3, Lesson 13: Reflections

For Teachers 2nd - 3rd
Learners use current knowledge to predict the meaning of line of symmetry. They explore symmetry using mirrors.
Lesson Plan
Curated OER

Upside Down and All Around

For Teachers 2nd
Second graders discuss what a line of symmetry is, then demonstrate how to fold shape cutouts to generate lines of symmetry. They demonstrate slides, flips, and turns with objects, and write explanations of changes they observe in pictures.
Lesson Plan
Curated OER

Symmetrical Journals

For Teachers K - 3rd
Pupils examine the concept of symmetry by studying the symmetry of symbols in a wall painting and creating journals with a symmetrical design. After a class review of symmetry and identifying the line of symmetry in several objects in...
Lesson Plan
Curated OER

Geo Jammin' By DeSign - Day 3, Lesson 14: Mirror, Mirror on the Wall

For Teachers 2nd - 3rd
Students explore characteristics of symmetry, write a definition, and locate the line of symmetry on a shape.
Lesson Plan
Curated OER

Let the Light Shine Through!

For Teachers 6th - 7th
Students display knowledge of line of symmetry by designing a geometric stained glass window pattern.
Lesson Plan
Curated OER

Mine Is! Is Yours?

For Teachers 1st
First graders engage in a lesson which teaches the concept of symmetry through the use of letters in the student's name. They use a piece of yarn to see if they can make symmetrical pieces out of their own names.
Lesson Plan
Curated OER

Roger Brown

For Teachers 1st - 2nd
Students examine and discuss the use of symmetry in a painting by the artist Roger Brown. They draw a geometric shape, divide it with a line of symmetry, and create a painting using the geometric shapes demonstrating symmetry.
Lesson Plan
Curated OER

Geo Jammin' By DeSign - Day 5, Lesson 25: Geo Jungle

For Teachers 2nd - 3rd
Students search the school grounds for examples of symmetry in nature. They bring examples back to the classroom and write about them.
Lesson Plan
Curated OER

THE MEAN INDEX CARD

For Teachers 6th - 8th
Middle schoolers cut an index card to create three similar right triangles and explore the congruencies and proportions that exist. They investigate the properties of lines and concepts of congruency, similarity, tangency and symmetry of...
Lesson Plan
Curated OER

Geometry in Tessellations

For Teachers All
Students examine tessellations and their geometric properties. Students also develop a better understanding of lines, planes, angles, and polygons.
Lesson Plan
Curated OER

Mondrian, Math, and Amazing Colors

For Teachers K - 2nd
Pupils study geometric shapes, lines, and the primary colors as they create Mondrian-like art prints.
Worksheet
EdHelper

Fractions

For Students 2nd - 3rd Standards
In this online fractional parts worksheet, third graders read descriptions of fractions and choose the corresponding pictures, color fractional parts, identify shaded parts, draw lines to show fractions, and draw lines of symmetry....
Lesson Plan
Curated OER

A Different Point of View

For Teachers 3rd - 5th
Elementary schoolers utilize a pattern worksheet embedded in this plan to work on a deeper understanding of geometric concepts like symmetry and congruency. Since geometry is such a visual form of mathematics, this lesson should fit...
Lesson Plan
Curated OER

Absolute Value of Linear Functions

For Teachers 9th - 10th
Students identify and interpret how absolute value affects linear functions. They also graph linear functions and reflect them in a line of symmetry. Finally, students evaluate the absolute value of a constant using technology to...
Lesson Plan
Curated OER

TAKS 3rd Grade Daily Upkeep 8

For Teachers 4th
In this elementary math worksheet, 4th graders practice solving the 4 problems focusing on the concepts of symmetry, number patterns, and number order.
Worksheet
Curated OER

Transformation

For Students 6th - 7th
In this transformation learning exercise, students identify and solve 10 different problems that include various images. First, they determine whether each object illustrated is a mirror image or reflection of the other image in the...
Activity
Illustrative Mathematics

Reflections and Isosceles Triangles

For Teachers 9th - 11th Standards
Geometers explore symmetries of isosceles triangles by using rigid transformations of the plane. They complete four tasks, including congruence proofs, which illustrate the relationship between congruence and rigid transformations. The...
Lesson Plan
Curated OER

Math/Technology: Symmetry

For Teachers 4th
Fourth graders, using KidPix, use stamps and pencil tools to illustrate which pictures have symmetry. They add text boxes to explain their answers in math terms. Students practice skills in rotation, reflection, and translation on an...
Lesson Plan
Curated OER

Quilt Geometry

For Teachers 7th
Seventh graders explore lines of symmetry, congruent polygons and patterns. They listen to "The Seasons Sewn," observe a PowerPoint presentation, and identify congruent polygons and visual patterns. Through an internet activity, 7th...
Lesson Plan
Curated OER

Geoboard Ideas

For Teachers 3rd - 4th
Learners build polygons on their geoboards. In this geometry lesson plan, students build and then draw it on paper and label it. Learners then switch with a partner to try an make a symmetrical shape.
Worksheet
Curated OER

Worksheet 12

For Students 11th - Higher Ed
In this math worksheet, students explain the vector parametric equation for a line, scalar parametric equations, symmetric equations, and the implicit equation for a line.
Lesson Plan
Curated OER

Constructing Perpendicular Bisectors

For Teachers 10th
Tenth graders investigate parallel lines and the angles formed when cut by a transversal. In this geometry lesson, 10th graders construct perpendicular lines and discuss midpoint, segments and perpendicular bisectors. They relate...
Printables
1
1
Houghton Mifflin Harcourt

Unit 3 Math Vocabulary Cards (Grade 1)

For Students 1st Standards
Reinforce math vocabulary with a set of flashcards. Each card showcases a boldly typed word or a picture representation with labels. The topics are geometry related and include terms such as cones, faces, pyramids, sides, and...