| 摘要 |
<p>Problems registered in advance for learning are presented to a leaner (S20). Learner's answers to the presented problems are specified (S20). Incidentally, during a learning period of time from the presentation of the problems to the specifying of the learner's answers, learner's living body information is acquired. Answer information as to whether the specified answers are correct or wrong and at least either the acquired living body information or mental information indicative of a learner's mental state estimated by the living body information is provided for every problem (S30).</p> |
