PBS
Pbs Learning Media: Triangles
In this video segment [2:01] from Cyberchase, the CyberSquad finds that by arranging triangle tiles they are able to create a path that will allow them to cross a river of hot lava.
University of Waterloo (Canada)
University of Waterloo: Cemc: Geometry and Spatial Sense: Transformations [Pdf]
Accompanied by links to online activities and demonstrations, middle schoolers learn about the different types of transformations on a coordinate grid through this lesson plan. The lesson is designed to match the Grade 7 Ontario...
E-learning for Kids
E Learning for Kids: Math: Market Place: 2 D Space
At the Food Market there are a lot of shapes. Help Afia find and name the shapes.
Texas Instruments
Texas Instruments: Investigating Properties of Trapezoids
Students draw trapezoids and investigate their properties. They derive the area formula for a triangle from the area formula for a trapezoid. They also investigate the terms: Isosceles trapezoid and Tessellation. Numerous supplementary...
Science Buddies
Science Buddies: Tiling With Spidrons
If art and math are both passions of yours, this project is meant for you! Spidrons are geometric forms made from alternating sequences of equilateral and isosceles (30 degrees, 30 degrees, 120 degrees) triangles. Spidrons were...
Oswego City School District
Regents Exam Prep Center: Review of Transformations
Review of material on transformations, which offers definitions and examples, as well as worksheets and resources for extending instruction. Follow links to find guidelines for examining transformations using a Geometer's Sketchpad.
CK-12 Foundation
Ck 12: Math Grade 3
Browse resources related to third-grade math standards. Click on a topic for interactive lessons, videos, and extra practice.
CK-12 Foundation
Ck 12: Math Grade 4
Browse resources related to fourth-grade math standards. Click on a topic for interactive lessons, videos, and extra practice.
CK-12 Foundation
Ck 12: Math Grade 5
Browse resources related to fifth-grade math standards. Click on a topic for interactive lessons, videos, and extra practice.
PBS
Pbs Learning Media: Squares
The CyberSquad builds a raft out of squares in order to cross a river in this Cyberchase video [2:05] segment.
Primary Resources
Primary Resources: Patterns and Symmetry
Teachers, here's a great resource for worksheets and presentations about symmetry. Includes PowerPoint and smartboard presentations.
ABCya
Ab Cya: Tangrams
Students attempt to make various shapes by rearranging the geometric shapes to form a tangram.
Louisiana Department of Education
Louisiana Doe: Louisiana Believes: Eureka Math Parent Guide: Geometry and Measurement Word Problems
A guide to support parents as they work with their students in geometry and measurement word problems.
Louisiana Department of Education
Louisiana Doe: Louisiana Believes: Eureka Math Parent Guide: Foundations of Multiplication and Division
A guide to support parents as they work with their students in the foundations of multiplication and division.
E-learning for Kids
E Learning for Kids: Math: Riksjas, Toek Toek: 2 D Space: Symmetry
Students will play interactive games and explore symmetry.
Other
Computer Art Using Ms Paint
A site by Diana Hunter, an educator in Indiana. This site uses common software in PCs to introduce the use of computers in making art. There are lessons on design, Tessellations, Butterflies, Piet Mondrian, Landscapes with Spraypaint,...
Texas Education Agency
Texas Gateway: Using Properties of Transformations
Given examples of mathematics in the real world, the student will use properties of transformations and their composites to describe and perform transformations of figures in a plane.
National Council of Teachers of Mathematics
Nctm: Illuminations: Dynamic Paper
Need a pentagonal pyramid that's six inches tall? Or a number line that goes from -18 to 32 by 5's? You can create all those things and more.
OER Commons
Oer Commons: Gallery Problems Exercise
Students who have a clear understanding of the previous lessons can work on gallery problems of their choosing. This can be used as a good review or assessment.
Other
Ctte: Geometer's Sketch Pad Activities
This site offers numerous activities for middle school and high school students to explore using Geometer's Sketch Pad.
Wolfram Research
Wolfram Math World: Space Filling Polyhedron
This MathWorld site shows pictures of polyhedra which can fill space. A discussion of these figures follows.
Other
3 Quarks: Metamorphose Ii
A scrolling application that lets you view the complex changes in M. C. Escher's "Metamorphose II" as one panoramic picture.
PBS
Pbs Teachers: Architecture: Community Geometry
Identify architectural structures and objects in the community that represent different figures and types of geometry and mathematics.
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