Windows Mac

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It can be used for teaching and studying high school and middle school math

Edits, modifies and views DNA sequences

Calculates weight and percent composition of chemical formulas and amino acids

Monitors and simulates models of transient systems

Contour plots of 3D data, shown as contour lines in a plan view of the XY plane

African Geography Tutor is an educational game about this amazing continent

Windows

Windows Mac

Gigglestick.com

Free

Challenge Grampa Grumble in a game of 5-card draw poker.