HEATKEYS

Make your own magic eye 3d stereograms using this simple online builder.

eyetricks.com provides a wide selection of online optical illusions and other mind teasing oddities.

Put chat rooms, puzzles, drawings, polls, 3D stereograms and more on your site.

Create customized clipart (personalize with your name or message, make logos, avatars, banners, buttons, funny signs) with Web 2.0 image generator gadgets and fun sign generators. We have thousands of templates to choose from ranging from logos to bu...

Sasibak stereogram creator builder online magic-eye

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

Single Image Stereograms: gallery, games, animations and software

A collection of scientific matter including the discoveries of Charles Douglas Wehner. Easy navigation at http://wehner.org/frames.

wikiHow is a wiki based collaboration to build the world’s largest, highest quality how to manual. Our multilingual how to manual has free step-by-step instructions on how to do all types of things.

Tests your audio equipment, speakers, room acoustics and hearing. Audio signals and test tones playable online. High resolution sound test files available for free download.