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ThinkQuest is an international competition where student teams engage in collaborative, project-based learning to create educational websites. The winning entries form the ThinkQuest online library.

At TwistedSifter we sift, sort and summarize the best of the Web to keep you up-to-date and in the know.

Internet Archive is a non-profit digital library offering free universal access to books, movies & music, as well as 150 billion archived web pages.

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Download unlimited PowerPoint Templates, Presentation Clipart and 3D Animations. Create stunning PowerPoint presentations and graphics.

Animated illustrations show the innerworkings of a variety of Steam, Stirling, and Internal Combustion engines.

YouTube is a place to discover, watch, upload and share videos.

Youtube to Animated GIF, Create animated GIFs from YouTube videos easy and FREE. Simply copy and paste the URL into our form, and click Create to get started.

Siemens is the world’s single-source leader of automation technology products for all industrial sectors. Learn more about our unique range of products and systems.

Clker.com provides a royalty free public domain clip art in vector SVG & ODG format and in image PNG format. You can easily embed images in openoffice.org .

Play DDO Unlimted For FREE! The only MMO with kick-ass combat, killer dungeons, and iconic D&D monsters!

Easily find more sites like those you like. Similar Sites helps you find related sites and alternatives based on community recommendations and computer analysis.