"Unity is a feature rich, fully integrated development engine for the creation of interactive 3D content. It provides complete, out-of-the-box functionality to assemble high-quality, high-performing content and publish to multiple platforms. Unity helps indie developers and designers, small and major studios, multinational corporations, students and hobbyists to drastically reduce the time, effort and cost of making games."
"Mozilla Labs Gaming is a project focused on games being built, delivered and played on the open Web and the browser. We want to explore the wider set of technologies which make immersing gaming experiences on the open Web possible. We invite the wider community to play with cool, new tech and aim to help establish the open Web as the platform for gaming across all your Internet connected devices."
Mockingbird is an online tool that makes it easy for you to create, link together, preview, and share mockups of your website or application. The website is free, but registration is required. This is a good resource for students to use in planning their sites or apps.