The best way to increase personal skills and abilities is conducting psychometric tests of different materials. In this section you can perform this psycho test consists of:

    Numerical computation (numerical agility, calculus, series of numbers, mathematics).
    Abstract Reasoning (series of figures, unrelated figures, analogies).
    Management Skills (error detection arrays figures).
    Numerical Reasoning (series of numbers, probate).
    Verbal abilities (synonyms, antonyms, spelling, letters).

You can also download the spelling test: applications of the author.