http://ocw.mit.edu/index.htm – MIT site with free lecture, videos and lesson resources on many subjects.
http://blog.web20classroom.org/2012/08/soyou-wanna-make-your-own-books-and.html – a list of resources on how to turn your worksheets and lesson materials into your own digital text books.
http://pinterest.com/weareteachers/smart-charts/ – some great examples of student made presentations using nothing more technical than paper and pen.
http://quizlet.com/ – a site that allows you to both create online quizzes for your students and use others created by teachers all over the world.
http://huntingenglish.wordpress.com/2012/11/10/questioning-top-ten-strategies/ – a great resource on questioning techniques.
http://www.gamesforchange.org/play/ – lots of games to play online that teach about various social and humanitarian issues.
http://www.educatorstechnology.com/2012/08/a-simple-guide-to-all-that-teachers.html – a guide to digital literacy.
http://smarthistory.khanacademy.org/ – an excellent Art history site provided by Khan Academy.
https://latenitelabs.com/ – Science lab simulations for online and blended learning.
http://www.favscientist.com/ – a website by Nottingham Trent University about famous scientist.
http://www.tes.co.uk/ResourceDetail.aspx?storyCode=6171207 – great Speaking and Listening resource.
http://cheekylit.com/75-book-report-alternatives/ – 75 ideas for student feedback on literature.
http://pinterest.com/pin/279504720595101101/ – using popular music to teach simile and metaphor.
http://www.educatorstechnology.com/2012/10/top-200-special-education-apps.html – a list of the top 200 web resources for learning support teachers.
http://www.drama-teaching.com/?page_id=203&hop=alaynaspop – not sure if this is any good, but it looked comprehensive.