Soundsnap - royalty free sound clips Free, Printable Paper
The Internet Picture Dictionary
Awesome Clipart for Educators is part of EduHound.com
CLRN - Free Digital Textbook Initiative
No Starch Press, source of The Manga Guides to Electricity, Physics, Statistics, and more.
Scratch is a programming language that makes it easy to create your own interactive stories, animations, games, music, and art. It teaches mathematical and computational ideas, creativity, and reasoning..
CK-12 - free on-line text books
Stanford Encyclopedia of Philosophy - authoritative articles on many things
Ontario College of Teachers
Stanford School of Engineering - Stanford Engineering Everywhere
The Khan Academy is a not-for-profit organization with the mission of providing a high quality education to anyone, anywhere. THey have 1000+ videos on YouTube covering everything from basic arithmetic and algebra to differential equations, physics, chemistry, biology and finance which have been recorded by Salman Khan.
What Works Clearinghouse - U.S. Department of Education site of scientific evidence for what works in education.
The Teaching Channel - videos of real teachers doing their thing - if only teachers college was this good!
Brainpop - Animated Educational Site
State of Utah Office of Education
Ontario Ministry of Education
Curriculum Services Canada
The Elementary Teachers' Federation of Ontario
2Learn.ca Portal - Organized portal to other web resources - based on the Alberta curriculum.
Sites for Teachers - Another Portal
LessonSense.com - Worksheets, crafts, lessonplans, printables, flashcards, games and other free resources for kindergarten, primary / elementary school teachers and esl learners
Free Math Drills
The Flashcard Machine - make and use web-based flashcards