• Applications - Stand-alone applications
• World-Wide Web - Web-based applications
• Installations - Interactive theaters and kiosks
• Embedded systems - Products with embedded microprocessors
• Java - Java applets and networked applications
• Patent number 5,012,080
• CD-ROMs - Educational CD-ROMs

In addition, I've written a few applications for my own use and entertainment. You can find these in my Tools page.