Science
Contact Alerts for Skype
Eccentric Apps Ltd(Paid)Celestia
Shatters(Free)CrystalDiffract
Crystalmaker(Trial version)Picnik
Picnik(Free)2048 Gamer
LUCKY GIRLS LIMITED(Free)TimePassages
Apple(Trial version)MathMagic Pro
Mathmagic(Trial version)R-Project
R-project(Free)GraphClick
Arizona-software(Trial version)TuxMath
Tux4Kids(Free)