This publication is a fundamentally new temporary manual developed in accordance with the basic program for elementary school, approved by the Ministry of Education and Science of the Russian Federation. The program material is grouped by topic and presented in an accessible and exciting form, and bright color illustrations organically accompany the text, connecting the visual memory of students to the assimilation of the material. Working on this book, schoolchildren, even with multi-level training, will easily and quickly learn the elementary school curriculum and develop intelligence. The book is addressed to parents of primary school students, teachers, methodologists, as well as students of pedagogical universities.