This is the most common version currently used in Russian schools. It is published by and authored by K. I. Kaufman and M. Y. Kaufman . Target Levels: Available for grades 2 through 11.
These books often included "keys" for self-checking directly within the textbook or the accompanying Reader. gotovye domashnie zadanija k uchebniku happy english
Primarily known for Book 1 (Grades 5–6) and Book 2 (Grades 7–9). This is the most common version currently used
Solutions are often found in separate "Teacher's Books" or specific GDZ websites like Gitem.me . 2. Happy English (Classic/90s Edition) gotovye domashnie zadanija k uchebniku happy english
Uses a continuous adventure storyline (e.g., about a boy named Misha and his travels) to teach grammar and vocabulary.
Happy English - Счастливый Английский Кауфман
Focused on authentic British English with a collaborative Russian-British approach.