Web2.0calc is a free online scientific calculator that can be embedded on your blog or website for students that don't have a scientific calculator available.
Flatworld Knowledge provides textbooks online for free. This website also has apps so you can view your textbooks on your iPad or iPhone. They also have a way to view your textbooks offline just in case you don't have internet.
Teaching American History is a good social studies website for anyone who needs to know something about the history of America or needs some good primary resources.
JeopardyLabs allows teachers to create Jeopardy type games, containing content-based questions for review. This site provides an easy alternative to power-point for teachers to create jeopardy games to use as an easy and fun way to review information.
My Online Egg Timer is an online timer that allows for up to three timers to operate at once. Also, registration for the site is not required.
Students are often timed, whether it is to make sure everything gets covered in the class period or to enhance test-taking speed. However, teachers don't always have timers and timers don't always work correctly. With My Online Egg Timer, there is no need to search for or repair your timer because it is easily accessible online and always functioning.
This contains over 500 pictures. It is free to use and you can either search for a specific picture or just browse the collection. The pictures are designed to be used to teach languages more effectively in class with visual aids
Grammar base is an easy to use tool to check your grammar online. This will be helpful for students in English classes or students required to write papers for classes.
Issuu is a website that can turn any pdf files into a flippable document. When using this, reading documents for school that contain multiple pages can be easily published all in one place, and easier to read.
A website created by USC (University of Southern California) and has great resources like videos of interviews. They even have a interview of a Holocaust survivor which helps students see the perspective of a survivor. Most of the videos are resources are related to the Holocaust.