ChemCalcs provides a unique and intuitive system for mastering fundamental skills and processes essential to theunderstanding of chemistry calculations and concepts. The unique -standardised interface system- allows students toproblem-solve questions in a logical and consistent manner similar to techniques taught by chemistry educators. An essentialresource for science teachers, ChemCalcs can be integrated with many chemistry topics and courses. Types of questionsinclude: writing formulas for molecules, ions and compounds. Solving calculations involving mass, volume, mole quantitiesand balancing and constructing chemical reactions.
Behind Asterisks XP
This nifty software allows users to decrypt passwords hidden under asterisks
"*" characters. It works on any platform and gets passwords even on web pages. More info...