One and a half digger! Logical tasks in mathematics. GEF

The proposed manual contains various types of logical tasks corresponding to the age characteristics of students of primary and secondary school age.
Logical tasks are designed to instill love for mathematics, they contribute to the activation of mental activity, mental activity, the ability to think logically.
The tasks of different types, topics, difficulty levels are given a score so that the student does not have the feeling that he is dealing with the textbook.
answers are given to all tasks, and decisions are also given to many of them.
The manual is addressed to students, their parents, teachers of mathematics, students of pedagogical universities - future teachers, as well as all fans of mathematics