PURPOSE: device and method are suitable for providing learning information school grade, complete user according to study by handling appropriate new learning to improve learning efficiency to provide. ;CONSTITUTION: data and state information storage unit (150) storage are about each problem the problem of problem. Problematic arrangement unit (152) extracts problem set to the time for being installed in the n-th. A kind of learning controller (156) provides problem set to user's client computer (110). The user of learning controller Schistosomiasis control process. A kind of problem state updating unit (154) is updated to problem state. ;The 2011 of copyright KIPO submissions
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