Advanced math, finances, currencies, stats, combinative, dates, curves, series, units and calendars conversions, astronomy, geometry, pi, chemistry, electricity. Divx Calculator. Games on gravitation, billiards...

If you like billiards but seek for something new in this old favorite - try this free game. It matches any mood and condition, it may let you be tense or relax and it won't let you have a tedious time anyway. Free to play and download.