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Bridge Designer and Contest

A national virtual bridge engineering contest for kids of all ages.

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A national virtual bridge engineering contest with prizes for middle and high school kids, grades 6 to 12, but anyone can enter for fun. Based on the award-wining Bridge Designer client software, now open source through this project. Web site infrastructure supports worldwide participation in qualifying and semifinal rounds with a tiny administrative staff. The new Rails back end is a RubyMine project. Thanks to JetBrains for this mega development environment!

Bridge Designer and Contest Web Site


  • Design a virtual bridge and compete nationally for scholarships or a computer!
  • Learn about engineering and design.
  • Have fun testing and improving your designs with your friends.
  • Teachers, school districts, states! Run your own local contest with our support.
  • Cool game quality animation of bridge test with OpenGL.
  • BD (since 2013) is code-signed for your computer's safety and Windows 8 and Mac 10.7+ security compliance!
  • Volunteers welcome. We have work to do in OpenGl, Rails 4, Android and iOS!


Additional Project Details

Intended Audience


User Interface

Java Swing

Programming Language

Perl, C, Ruby, JavaScript, Java



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