MindMeister is an online mind mapping software that allows users to map their thinking.
Want to see a picture of your progress on your project? Get your group organized and on track for competition by using Trello.
Evernote makes it easy to organize your research. Users can collect information from anywhere online into a single place, from text notes to web pages to files to snapshots.
Pinterest is a virtual bulletin board. It lets you organize and share webpages, pictures, and ideas that you find on the web.
Diigo is a bookmarking website which allows users to bookmark and tag web-pages. Additionally, it allows users to highlight any part of a webpage and attach sticky notes to specific highlights or to a whole page.
LiveBinder is a 3-ring binder for the web. You can collect your resources, organize them quickly and easily, and access them quickly.
SketchUp is a free 3-D modeling software. With it you can easily create sketches of your prototype. If you need a quick tutorial, click on this link.