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A few years ago I was taking a tour of a dome shaped house, and the architect explained to me that domes are an optical illusion. Whenever someone enters a room, their eyes inadvertently glance up at the corners of the room to give them the contextual dimensions of the space they're in.

See a picture/video and enter the first question that comes to mind. Join and see questions other's submitted.

Senior Futurist at the DaVinci Institute, and Google's top rated Futurist Speaker. Unlike most speakers, Thomas works closely with his Board of Visionaries to develop original research studies. This enables him to speak on unusual topics and translate trends into unique business opportunities.

Stack Exchange is a fast-growing network of 83 question and answer sites on diverse topics from software programming to cooking to photography and gaming. We are an expert knowledge exchange: a place where physics researchers can ask each other about quantum entanglement, computer programmers can ask about JavaScript date formats, and photographers can share knowledge about taking great pictures in the snow.

OpenStudy is a social learning network where students ask questions, give help, and connect with other students studying the same things. Our mission is to make the world one large study group, regardless of school, location, or background.

A MUST SEE resource for teachers! Check this site out for great sample projects and videos. In Project Based Learning (PBL), students go through an extended process of inquiry in response to a complex question, problem, or challenge. Rigorous projects help students learn key academic content and practice 21st Century Skills (such as collaboration, communication & critical thinking).