Painless GRE

Painless GRE is a very clean, simple app with over 547 words.  The home screen  has 5 icons representing the following subjects:  New session, Word Cards, Tutorial, Word List and Settings.  The New Session lists 10 defined words  to review their meanings and examples of use. Then it proceeds to a timed multiple choice quiz. … Continue reading Painless GRE

Chemistry Helper

Chemistry Helper is a nice, simple reference app.  The menu includes the following topics: a periodic table with links to wikipedia, a tool to calculate molecular masses of compounds, a table of polyatomic ions, constants, solubility rules, tools for calculating molarity and volume of solutions, tools for converting between units commonly used in chemistry,  a… Continue reading Chemistry Helper