"The Technology Outlook for STEM+ Education 2013-2018: An NMC Horizon Project Sector Analysis was released as a collaborative effort ... This report will inform education leaders about significant developments in technologies supporting STEM+ (science, technology, engineering, and mathematics) education."
This is a nice site that includes real-world problems covering a wide range in Math, Science, and more. Lesson plans included.
Please take a look at ourCommon Core and Ed Tech blog. Would like any feedback or ideas you may have about what you'd like to see.
Valve, a game developer has released their hit game Portal for free with a series of educational resources targeted at teaching Senior Physics and Maths. Will be checking this one out over the holidays, but so far looks excellent.
Videos for everything from why do it, to how to do it (buy the boards, set up the lectures, set up the tripod, upload).
Amazing resource for anyone slightly overwhelmed, but really interested in, the flipped classroom