Fast, easy way to share files.  Drag the file or file that you want to share with others onto the page and a unique url will be created that you can give to others to allow them to access and download the files.  This is all web-based, no software required.

The National Human Genome Research Institute has a great talking glossary of genetic terms for students. The glossary is available online and as a free iPad app. The Talking Glossary of Genetic Terms features scientists explaining each term. Most terms are accompanied by an illustration and some terms are accompanied by 3D animations.

From the archaeological areas of Pompeii to the Hiroshima Peace Memorial, Google's World Wonders Project aims to bring to life the wonders of the modern and ancient world.

"Fun Facts" related to and explaining math properties, curiosities, etc.

Real time real world statistics.

"Fakebook" allows teachers and students to create imaginary profile pages for study purposes.

Free, online tool for converting files fro one format to another.  Can be used for video, audio, text, pictures, pdf, amongst many others.

The Faculty Project brings academia's most outstanding professors to the computers, tablets and smartphones of people all over the world. All courses will be free with open enrollment for anyone with an Internet connection

Take or build courses online.

Find flashcards from the best flashcard sites.

"SpeakPipe is a service that allows visitors to your blog to leave you voice messages without picking up a phone. With SpeakPipe installed on your blog anyone can click on the "send voicemail" button and leave a message for you. When a visitor clicks the "leave voicemail" button she will be prompted to allow access to her computer. Then the visitor can start recording a message for you. Visitors can, but don't have to, enter their names and email addresses for you. You can listen to and download the messages left for you in your SpeakPipe inbox."  (Richard Byrne - Free Technology for Teachers)

Google's new too for creating and editing charts and graphs.

Clipgenerator is a site that allows you to quickly, easily, and for free, create online videos. You can use photos, text and musics to create video clips. The site has automated animations and film clips that you can use. It only takes three steps to make the videos.

Free online tool to create a vector font from your own handwriting.

Great resource containing an archive of the weekly Puzzler as heard on NPR's "Car Talk".

Simple way to gather thoughts for later consideration and collaboration.