This would be cool to set up a backyard movie theater. How-To: 5 buck Mobile Phone Projector. Neat low-tech tutorial on how to make a projector for your mobile phone using a shoebox, a paperclip, and a magnifying glass. MacGyver would be proud.
for the way distant future: College packing checklist. This interactive list allows you to check off items as you pack them, remove items that don't apply to you, view tips about each item and print your customized packing list.
College Wall Cheat Sheet: How To Hang Anything Without Damaging Your Walls