Note to self.
http://www.aeroplanner.com/ AeroPlanner.com provides pilots the best planning tools and data available on the Internet. View all NOS sectional charts online, query FAA navigation databases, plot routes based on airports and navaids, and print tripticks and store log information all online. Set up an account with us today, and see how we are bringing electronic charting systems to the Internet.
skyvector.com for web-viewable charts. neat for areas you don’t have a paper copy of.
runwayfinder.com is similiar. Main difference: it can show a Google maps view - including the satellite photos. This is pretty friggen cool to get an idea of what things look like before you visit.
http://wahiduddin.net/calc/density_altitude. - formulas for density altitude. need to translate this to excel or palm pilot. or something.
http://www.naco.faa.gov/ order vfr charts here.
http://www.sportys.com/faatest2/default.cfm - sample tests for the faa private pilot knowledge exam