 |
| |||
| нестандартный эксперимент (At its heart, Duncker's dilemma is a demonstration of the need for creative thinking; the original "out of the box" experiment. Alexander Demidov) | |||
|
| |||
| нестандартный эксперимент (At its heart, Duncker's dilemma is a demonstration of the need for creative thinking; the original "out of the box" experiment. Alexander Demidov) | |||
