Here's an idea: Free French eBook and 5 French websites every French teachers should know!
Top 20 websites every teacher should know for elementary.
Top 10 websites for science teachers - seems geared toward middle and high school
long division steps. definitely useful for me since I am horrible at math
Useful, DIY, Ideas
Printable Fractions Worksheets for Teachers - This is a great website that will allow you to create math worksheets. It even prints answer sheets.
Universal Declaration of Human Rights - Lightscap3s.com
Juego nivel B1
Juegos de mesa
Webquests for Spanish Class