Title	The Place and Role of Problems Combinations In The Methodical System of The Pupils' Logical Thinking
Author	Olha Matiash, Liubov Mykhailenko, Roksolana Milian, Alina Voievoda, Liudmyla Nakonechna, and Нalyna Kateryniuk
Citation	Vol. 22  No. 5  pp. 463-468
Keywords	logical thinking, methods of solving problems, teacher's methodical activity, educational goals.