Interfacer - Collection of more than 200+ free design resources
Mathway - Mathway is a freemium math solving app that helps you find the solutions to any math problem you can imagine.
Facebook - Connect with friends, family and other people you know. Share photos and videos, send messages and get updates.
PhotoStudy - Stuck on a Math or Science Problem? Get Help From an Expert Tutor in Seconds!
Freebiesbug - Collection of the best free web design resources.
Delta: Math helper - With Delta: Math helper, quickly solve any math problem with an algorithm. Save time checking your homework or studying for a test, it’s free!