One kind is used for didactic analysis, method including chronometry and is arranged to develop the ability of part in detail for executing a kind of identical system, passes through the achievement of member base of the identification in input data value. One network client (10) provides problem to each, and a problem of server (30) is selected to establish degree of difficulty for problem and select permeability type. The problem for providing server (40) provides the answer of problem and network client according to problem types and writing time is answered in time measurement server (50) measure. Time measures server and changes answer writing time to time score. One results server (60) calculates the achievement ratio for the field of achieving.
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