Cuemath
Cuemath: Symmetry
Introduces the concept of symmetry by learning the definition, types, lines of symmetry, and point of symmetry. Check-out the solved examples for better understanding and try your hand at solving a few interactive questions at the end of...
Cuemath
Cuemath: Perpendicuar
A comprehensive guide for learning all about perpendicular lines with definitions, how to draw them, solved examples, and practice questions
PBS
Pbs Learning Media: Patterns in Nature
In this video segment [3:25] from Cyberchase, a plant expert shows Bianca the patterns and symmetry found in nature.
CK-12 Foundation
Ck 12: Linear Pairs
[Free Registration/Login Required] Students explore the concept of linear pairs by navigating through the interactive learning module and then answering questions that go along with the module.
Texas Instruments
Texas Instruments: Geoboard App
Students use the Geoboard App to measure arcs, line segments, area, and perimeter, as well as rotate, reflect, and translate objects.
National Council of Teachers of Mathematics
The Math Forum: Using Geoboards in the Classroom
A thorough look at the extensive uses of geoboards in the classroom. Links are listed which give introductory information on geoboards - for teachers new to using them. Then, lesson plans are provided for using geoboards in teaching...
Oswego City School District
Regents Exam Prep Center: Parallel Through a Point
This step-by-step demonstration teaches students to construct a line parallel to another through a given point.
Math Is Fun
Math Is Fun: Using a Ruler and Drafting Triangle
Students learn how to construct parallel and perpendicular lines. The resource consists of video demonstrations.
Other
Symmetry Around the World
This resource provides information about symmetry, and everywhere it can be found.
Quia
Quia: Spanish 2 Final Exam Review 2003
You can assess your knowledge of the various parts of angles and lines at this web site. You respond to a series of questions. A running total is visible showing the number of correct responses you have as you work your way through the...
Mr. Martini's Classroom
Mr. Martini's Classroom: Teacher's Figure Library: Geometric Figures
This interactive resource provides an example picture of the geometric figure chosen by students to review.
CK-12 Foundation
Ck 12: Sss Triangle Congruence
[Free Registration/Login Required] Students will use the interactive lines to determine if the triangles are congruent. Students can click learn more to watch a video and can click challenge me to answer quiz like questions.
National Council of Teachers of Mathematics
Nctm: Figure This: A Shard or Two
Archaeologists have just uncovered an ancient plate. They need your help to determine the original size of the plate. Try this challenge where you use concepts of symmetry and estimation to uncover the solution. An activity from the NCTM...
Other
Ohio Department of Education: Sixth Grade Achievement Test (Practice Test) [Pdf]
Half-length practice test for the third grade OAT (Ohio Achievement Test). The test includes 17 multiple-choice and 4 open-response question dealing with topics such as geometry (triangle identification, surface area), number sense...
Math Is Fun
Math Is Fun: Reflection
Students learn about reflection. An activity, examples, tricks, and a definition are included.
That Quiz
That Quiz
ThatQuiz is an excellent assessment tool for teachers and students. At this site, teachers can create individualized or group assessments on a variety of math topics. Students take these practice assessments directly online and receive...
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