Unit Plan
E-learning for Kids

E Learning for Kids: Math: Castle in the Clouds: Space: 2 D Shapes and Symmetry

For Students 1st - 2nd Standards
Students will explore symmetry through a variety of learning games.
eBook
Mathigon

Mathigon: Geometry: Transformations and Symmetry: Dilations

For Students 9th - 10th Standards
This lesson focuses on dilations, a dilation is a transformation that resizes a geometric shape, by making it bigger or smaller.
Lesson Plan
PBS

Pbs Learning Media: Math + Arts: Geometry in Dance

For Teachers 3rd - 5th
In this lesson, students observe symmetry, geometric shapes, and angles in two Early American dances, and then choreograph their own dance with symmetrical figures. Media and teaching materials are included.
Lesson Plan
Alabama Learning Exchange

Alex: Origami Geometry

For Teachers Pre-K - 1st Standards
Origami (ori-folding, kami-paper) is the traditional Japanese art of folding paper. Students will discover relationships between shapes as they are actively engaged in this hands on geometry lesson to learn basic geometric shapes, their...
Website
PBS

Pbs Learning Media: Patterns in Nature

For Students 3rd - 8th
In this video segment [3:25] from Cyberchase, a plant expert shows Bianca the patterns and symmetry found in nature.
Website
Science U

Science U: Welcome to the Geometry Center!

For Students 3rd - 8th
Site provides information and activities on various aspects of geometry, from shapes to patters and symmetry. Make your own tetra puzzle or build an icosahedron in the classroom. Interactive and fun.
Interactive
ABCya

Ab Cya: Shapes: Geometry Game

For Students Pre-K - 1st Standards
Shapes is a fun educational activity to help children learn basic properties of simple geometric figures. Children will practice looking for differences and similarities between shapes to complete puzzles. Shapes! gets progressively more...
Interactive
ABCya

Ab Cya: Shape Construction

For Students Pre-K - 1st Standards
Drag shapes in this geometry and symmetry practice activity.
Activity
University of Cambridge

University of Cambridge: Maths and Sports: National Flags

For Students K - 1st
During the Olympic and Paralympic Games many national flags will be on display. This activity explores 2D shapes, angles and symmetries in the context of flag designs, and is designed to be accessible to primary pupils at Key Stage 2.
Activity
National Council of Teachers of Mathematics

The Math Forum: Line Symmetry

For Teachers 3rd - 5th Standards
This site from The Math Forum is a great site if you are looking for activities to engage your students in learning about line symmetry. Peruse this collection of activities for one or two or four that would be right for your students....
Lesson Plan
PBS

Pbs Mathline Lesson: Geometry, It's a Perfect Fit [Pdf]

For Teachers 3rd - 5th Standards
This two-part geometry lesson plan has students identify, describe, and classify two-dimensional shapes. Students engage in hands-on activities including identifying shapes in the classroom, creating patterns with shapes, identifying...
Unit Plan
Khan Academy

Khan Academy: Symmetry of 2 D Shapes

For Students 9th - 10th
Analyze various shapes according to their reflective and rotational symmetries. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Identify and Count the Lines of Symmetry in Various Shapes

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Students watch a video and take an assessment on identifying and counting lines of symmetry in various shapes.
eBook
Mathigon

Mathigon: Geometry: Symmetry Groups

For Students 9th - 10th
This lesson focuses on symmetry groups; some shapes have more than one symmetry. You can add two symmetries to form a new one. It provides examples and practice exercises including a "symmetry calculator."
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Reflection Symmetry

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] This concept teaches students how to determine whether or not a shape has reflection symmetry and how to draw lines of symmetry.
Handout
CK-12 Foundation

Ck 12: Geometry: Symmetry and Tessellations Study Guide

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Provides a brief overview of the different types of symmetry and of how to tessellate a shape.
Unit Plan
CK-12 Foundation

Ck 12: Elem Math: Determining Whether Given Shapes Are Rotationally Symmetrical

For Students 3rd - 5th Standards
[Free Registration/Login may be required to access all resource tools.] Students watch a video to determine if given shapes have rotational symmetry and then take an assessment to test their skills.
Interactive
Other

The Math Learning Center: Pattern Shapes

For Students 4th - 8th Standards
Students use pattern shapes to explore geometry and fractions, creating their own designs, or filling in outlines. As they work with the shapes students explore geometric relationships, think about angles, investigate symmetry, and...
Lesson Plan
Oswego City School District

Regents Exam Prep Center: Intuitive Symmetry: Point, Line, Plane, Rotational

For Teachers 3rd - 8th Standards
Investigate the concept of symmetry at this test prep site. See detailed definitions and picture examples, answer the questions in the interactive practice pages, and do the classroom activity where students use a digital camera to...
Lesson Plan
National Council of Teachers of Mathematics

The Math Forum: Building Shapes

For Teachers 3rd - 5th Standards
Based on building a hexagon, this activity from the Math Forum collection focuses on using different combinations of pattern blocks to create a hexagon. An online activity, pencil and paper method, literature connections, and a...
Whiteboard
ClassFlow

Class Flow: Classifying Shapes

For Teachers Pre-K - 1st Standards
[Free Registration/Login Required] With this flipchart students will learn how to classify two-dimensional shapes and discuss the attributes of polygons.
Website
US Department of Education

Helping Your Child Learn Math: Math in the Home

For Students Pre-K - 1st
An excellent compilation of activities that engage parents and children in math explorations at home. Detailed lessons covering a wide range of math topics such as fractions, measurements, money, data collection, and math in newspapers....
Website
National Council of Teachers of Mathematics

The Math Forum: Geometry: Introduction for Primary Students

For Teachers 3rd - 5th
These lessons are designed to guide young children through an introduction to geometry. Children learn to recognize shapes and to create patterns, and explore spatial relations and symmetry. Each activity is aligned to mandated standards.
Activity
National Council of Teachers of Mathematics

The Math Forum: Rotational Symmetry

For Teachers K - 1st
This is a good site for elementary teachers to help educate students about symmetry by using pattern blocks. This link has multiple activities that the instructor could use including technological and standard activities.