Windows Mac

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

Teaches the concepts of decision trees for regular pattern recognition.

GRE Calculator is designed to help you with long calculations.

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

ASL Dictionary allows you to learn American sign language.

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

Windows

Windows Mac

Hervé Noury

Free

Brings you the joy of geometrical drawing on Mac using compasses and a ruler.

Free

It allows you to choose and to experiment with color palettes.