Learning to think. What it is?

This is the first of the four manuals of the “Learning to think” set ”("What is it?", "What is it?", "What is united with?", "What, how and what is connected?") For preschoolers intended for preparing children for the assimilation of academic subjects, primarily mathematics. Work on manuals forms basic knowledge in children, which include initial logical knowledge, the ability to operate with signs and symbols and the simplest mathematical skills. The purpose of the tasks of this manual is to explain the principles of the creation and use of signs, to teach the child to distinguish signs of objects and denote them with signs.
The texts of tasks and instructions on color pages are read by an adult.
Manual for children of preschool age
2nd edition of supplemented