1)   Atoms, Symbols and Equations 4.0
Unique interactive multimedia Chemistry teaching software that tests students as they learn. Topics include: elements, atoms and molecules, word equations, chemical symbols, Periodic Table, chemical formulas, balancing chemical equations.

 2)   Chemical Equation Expert 2.12a
Chemical Equation Expert is an integrated tool for chemistry professionals and students. You'll find complicated work such as balancing chemical equations and related calculations so easy and even enjoyable!