توضیحات:

This App provides students, parents, and teachers with several tests to help make mass unit conversions. It could be useful if you review mass conversions before taking this App. Remember that the standard units of mass are kilogram (kg), hectogram (hg), decagram (dag), gram (g), decigram (dg), centigram (cg), milligram (mg). It will help you with both your math skills and understanding mass unit conversions. Great for trivia questions or for homework. Learn them...you know you need to!