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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
7 stars 8 forks source link

Arrows disappear the instant someone grabs the wrench #98

Closed jonathanolson closed 9 years ago

jonathanolson commented 9 years ago

Leave them until release if they grab the arrows.