problem- solving tasks demands upon people's intellectual and reasoning powers, and, though challenging and often satisfying to solve.the process and time scale will very enormously depending on the type and complexity of the problem
the classification in Appendix A start with short puzzles such as logic problem.
such as logic problems. Real- life problems may involve expressing hypotheses, describing experience comparing alternative and evaluating and greeting a solution. completion tasks, where the learner predict the ending or piece together clues to guess it. the classification of many criteria, and often involve additional fact- finding and investigating as in task