Engadget's 2013 back to school sweepstakes: only 24 hours left!

It's getting down to the wire now, guys, so if you haven't entered our back to school sweepstakes yet, now's the time. We'll stop accepting entries in 24 hours, so if you want to be in the running for one of 15 tech-filled Timbuk2 bags, you better hustle. Make sure you've left a comment on our sweepstakes post and each of the 14 guides. Because we're just that nice, the relevant links are below. Good luck, and have a great semester!