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Geometric figure

Geometry Teacher Resources

Discover our many geometry lesson plans, printables, activities, and quizzes. Your students are sure to benefit from our resources, no matter which grade you teach. You can study geometry in many different subjects, such as language arts and science, not just math. We have daily math warm-ups, graphic organizers, critical-thinking exercises, shapes to cut out, and more!

Printables for Grades K-2

Isometric Dot Paper
Centimeter Graph Paper
Centimeters and Meters (Gr. 2)
Explore Building Arrays (Gr. 2)
Use Logical Reasoning (Gr. 2)
Fraction Quilt Designs
Tangram Art
More Popular Geometry Printables (K-2)

Printables for Grades 3-5

Centimeter Ruler, Inch Ruler, and Protractor
Formulas for Perimeter, Area, and Volume
Puzzles and Games – The Toothpick Way
Coordinate Grids (Gr. 3)
Fraction Strips
Rectangular Prism
More Popular Geometry Printables (3-5)

Printables for Grades 6-12

Building with Toothpicks and Marshmallows
Blank Number Lines
Building Toothpick Bridges
Square Dot Paper
Paper Airplane Mathematics
Triangular Prism
A Fibonacci Search
More Popular Geometry Printables (6-12)

Lesson Plans for Grades K-5

Geometry, Color, and Piet Mondrian
Stained Glass Sun-Catchers
Is the Magic 8-Ball Really Magic?
Estimating Angles, Area, and Length

Lesson Plans for Grades 6-12

Discovering the Magical Pi
Designing a Quilt Pattern

Holiday & Seasons Resources

A Growing Snowflake
Winter Geometry Bulletin Board
Presidents' Day Problems
An Outdoor Night Lantern
Designing a Quilt Pattern - Worksheet 1
First Grade Summer Math
Third Grade: Over the Break
More Holiday and Seasons Resources

Art & Geometry Connected

Classical Architecture
Garden Tool Shapes
Calder Mobiles
Family Activities: Make a Shape Sculpture
Trace the Shapes
Math Warm-Up 112 for Gr. 1 & 2: Measurement & Geometry
More Geometry & Art Resources

Social Studies & Geometry Connected

Whispering Gallery
Plato and Five Regular Solids
What Pythagoras Said
Literature & Math: Mondrian
Literature & Math: Stories about Paul Cezanne
Literature & Math: Follow the Line & Mondrian

Graphing Calculator Resources

Calculators & Geometry Printable Book (9-12)
Slide Rule
TI-81 Graphing Functions
TI-81 Entering and Operating with Matrices
Graphing Calculator Grids
TI-81 Simplifying and Editing Expressions
TI-81 Setting the Viewing Window
More Popular Calculator Exercises

More Resources for Math Teachers

Math Teacher Resources
Graphs & Charts – Teacher Resources
Measurement & Time Teacher Resources
Word Problems – Teacher Resources
Money – Resources for Teachers
Addition & Subtraction Teacher Resources
Decimals, Fractions, & Percentages – Teacher Resources
Estimation, Probability, & Statistics Resources for Teachers
Multiplication & Division Resources for Teachers

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Memorial Day
Find a way to honor the American men and women who have sacrificed their lives in wars and military disputes this Memorial Day (May 30). Some of our most popular activities include: World War II Student Project, Chronology of Conscription in the U.S., and American Flag, Memorial Day Videos, and "In Flanders Fields" -- History and Poetry!

May Calendar of Events
May is full of events that you can incorporate into your standard curriculum. Our Educators' Calendar outlines activities for each event, including: Holocaust Remembrance Day (Sundown 5/4), Cinco de Mayo (5/5), Mother's Day (5/8), Transportation Week (May 15-21), Museum Day (5/18), and Memorial Day (5/30). Plus, celebrate Asian-Pacific-American Heritage Month, Get Caught Reading Month, Inventors Month, National Family Month (May 8 - June 19), Physical Fitness & Sports Month all May long!

Interested in using different types of media in your classroom? We have a growing collection of videos, with related activities, for holidays and events, including: slavery & the Civil War, American History, U.S. Presidents, handwashing awareness, the Common Core, women's history, Memorial Day, the American Revolution, and the environment. Enjoy!

Coding & Computer Science
Introduce your students to basic coding and computer science! Our Top 5 Free Coding Tools for Kids, Top 5 Free Coding Tools for Teens, and Hour of Code resources make a great introduction to the computer science skills all students will benefit from.