3000 Examples in Mathematics. Unboring Tasks and Challenging Examples. With Answers and Explanations. 4th Grade

The manual contains tasks on all topics of the 4th grade mathematics course. It includes non-standard tasks that expand the basic knowledge system of fourth graders.
The material of the manual will help students reinforce what they have learned, train their... memory, develop logical thinking, and the ability to find correct solutions to complex problems.
When completing non-standard tasks, students practice establishing cause-and-effect relationships, constructing ways to solve, demonstrating not an additional volume of knowledge, but the level of their independence. The difficulty level of all tasks is above the basic one, which is why they will serve as good training for those who wish to participate in school mathematics Olympiads.
The manual will also help teachers keep engaged those students in class who complete all types of tasks faster than others.
For convenience, answers and explanations to tasks that may cause difficulties are provided at the end of the book.
The manual can be used in school lessons and for self-study at home.