phetsims / wave-on-a-string

"Wave on a String" is an educational simulation in HTML5, by PhET Interactive Simulations.
http://phet.colorado.edu/en/simulation/wave-on-a-string
GNU General Public License v3.0
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Does the wrench graphic need to be updated so that the hole in the bottom is transparent? #15

Closed jonathanolson closed 10 years ago