| Имя: | Olga Rybalko |
| ID | 3493 |
| Ученая степень, звание, научные интересы. | The teacher of mathematics teaching methods in primary school and the methodology of teaching computer science in elementary grades Pryluky Pedagogical College. Franko |
| Эл.почта: | RybalkoOlga2009@rambler.ru |