Other
Ic Teachers: Rotational Symmetry
This website contains a basic explanation of what rotational symmetry and rotational symmetry order is. Some practice problem identifying rotational symmetry order are also given.
Other
Gobierno De Navarra: Movimientos Y Transformaciones en El Plano
Interactive figures to learn about symmetry and translation. [Requires Java.]
Other
Symmetry Around the World
This resource provides information about symmetry, and everywhere it can be found.
Clark University
Clark University: Dave's Short Trig Course: Transformations of the Plane
Site that focuses on planar pattern and transformations within geometry. It also identifies different kinds of symmetry.
Other
Georgia Perimeter College: Parabolas
This resource provides an examination of parabolas, both vertical and horizontal, and parabolic functions. It includes six examples and a chart showing how changes in the equation coincide with changes in the graph.
Other
Hstry: Transformations
A unique geometry project that asks students to complete a transformation using a picture. Project includes instructions, examples, and quiz questions.
Other
Showroom: All Uniform Polyhedra
This site has pictures and information on many different types of polyhedra.
Other
Earth Measure: Native American Geometry Designs: Mathematical Landscaping
If you want to plant a class garden, this is a great resource for combining geometry, Native American studies, and rocks.
Other
Symmetry in Architecture
Provides real world examples of symmetry in architecture, including pictures of each kind of symmetry, examples, acknowledgements, and a bibliography.
The Franklin Institute
The Franklin Institute Online: On Reflection
This is an activity site to learn more about reflective symmetry. In order to complete this activity you will need a mirror.
Arizona State University
Arizona State University: Symmetrical Design
Here, at this site from the Arizona State University, is a simple lesson plan for math or art teachers in the primary grades. Students create their own symmetrical design based on Pennsylvania barn signs. Also has a link to a site with...
McGraw Hill
Glencoe Mathematics: Online Study Tools: Self Check Quiz on Transformations
Students show comprehension of advanced mathematics skills in Geometry. The questions check understanding on transformational geometry. Topics include translations, symmetry, and rotations.
Success Link
Success Link: Flying Into Spring
Here are two lesson plans that apply geometric concepts to design objects. The first involves students as a group following step by step instructions on making a kite. After the review of geometry vocabulary, in cooperative groups the...
University of Cambridge
University of Cambridge: Maths and Sports: National Flags
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.
National Council of Teachers of Mathematics
Nctm: Figure This: Upside Down (Pdf)
What lowercase letters read the same both upside down and right side up? If you have the answer, then you can handle this geometric symmetry math challenge. A one-page activity from the NTCM Math Challenge for Families collection....
National Council of Teachers of Mathematics
Nctm: Illuminations: Mirror Tool
This interactive tool helps student visualize symmetry. The exploration provided by the site helps students explore reflective symmetry. [Requires Java.]
CK-12 Foundation
Ck 12: Geometry: Lines of Symmetry
[Free Registration/Login may be required to access all resource tools.] Understanding symmetry and identifying lines of symmetry
CK-12 Foundation
Ck 12: Geometry: Lines of Symmetry
[Free Registration/Login may be required to access all resource tools.] Distinguish between line symmetry and rotational symmetry
CK-12 Foundation
Ck 12: Biology: Invertebrate Evolution
[Free Registration/Login may be required to access all resource tools.] An overview of the major events in invertebrate evolution.
Other
National Research Council: Elementary Particle Physics
The Committee on Elementary-Particle Physics, part of the U.S. National Research Council, presents this massive report on particle physics. It's a definitive document. Surprisingly readable, totally detailed. Start with the Table of...