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Prepare for the Adobe Certified Expert (ACE) product proficiency exam.

Trilithon Protractors is a Mac OS X app for web developers and graphic designers...

Time Out reminds you to take regular breaks when using a computer for hours to avoid bad habits and over-straining.

ASL Dictionary allows you to learn American sign language.

GRE Calculator is designed to help you with long calculations.

Teaches the concepts of decision trees for regular pattern recognition.

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drscheme.org

DrScheme

DrScheme is an interactive, integrated, graphical programming environment that...