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Tool: Graph or Not a Graph?
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Go to: http://www.univie.ac.at/future.media/moe/tests/fun1/grongr.html (opens a new window)
Description: Students test their knowledge of whether a given graph is an actual function based on the vertical line test.
Technology Type: JavaScript 
Authors: Franz Embacher and Petra Oberhuemer
maths online
Language: English 
Cost: Does not require payment for use

Average Rating:  [3] Login to rate this resource
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Courses: Algebra Vertical Line Test
Algebra II Vertical Line Test

Teacher Review (Not based on classroom experience)
Reviewer: Sara5144, Jun 10 2008 04:35:37:807PM
Appropriate for: practice of skills and understandings
Ability to meet my goals: Effective
Recommended for: Algebra: Functions / Relations
Algebra II: Functions / Relations
Student Review (Not based on classroom experience)
Reviewer: Chelsea, Dec 3 2005 04:30:12:150PM
Appropriate for: practice of skills and understandings
Ability to meet my goals: Effective
Recommended for: Algebra: Functions / Relations
Read the full length reviews for this resource
  mcc36
Comment:Very well presented, but wears out its welcome rather quickly. Perhaps either dynamic creation of the graphs or a larger stock of pre-determined ones could increase its longevity.