Logic 2010 is a system for computer and Internet-assisted classroom instruction in first order logic. The program contains modules for doing derivations, symbolizations, truth tables, invalidity by finite models, and parsing. Students may create their own User Problems, and in the derivation module, students can create and justify their own rules.
View planets and their moon from Solar System on your Mac.
Classify desktop pictures whenever you change or get a new wallpaper.
Live Desktop makes the Mac desktop alive with amazing live themes.
Create your own dynamic desktop wallpaper for your Mac.
This app lets you choose from various wallpapers for your desktop.
Offshoots is for animating the wallpaper of your desktop with growing trees.
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