Short bio: Computer Scientist, FOSS supporter (read more)
Tux Machines (TM)-specific
This epic post done by yours truly is an amazing writing from the author who rarely peeps out of his non-writing hole to bring you this! Almost a must read! The full story and $10 is within the full story !
1. One of the first things you should do this summer is join a nice Free & Open Source Software community. Personally I'm joining a very interesting project called SourceMage Linux, there I hope to help with their packaging and bash scripting. They have a great community! You can find out more about them at www.sourcemage.org
2. Attached to working on a FOSS project you need to be in a FOSS community, these can be either a Linux User Group or forums or a mailing list etc. Try and help new users out too!
3. You could also learn a programming language -