It sometimes uses advanced linguistic terms (like transcription or deep morphology) earlier than other programs, which can be overwhelming. Quick Tips for 6th Grade Success
It focuses on how to actually use the language in real life, rather than just memorizing boring rules for the sake of it. 6 klass russkii iazyk buneev spishu
Some find the "unhurried" pace a bit slow for students who want to get straight to the hard facts. Deep dives into Nouns, Adjectives, and Numerals
Deep dives into Nouns, Adjectives, and Numerals. Deep dives into Nouns
Reviewers on sites like Labirint mention it makes doing exercises less of a chore because the tasks are varied and sometimes even fun. The "Not-So-Good" (Cons)
If you are using this book to "spishu" (cheat/copy) or just to study better, keep these topics in focus as they are the 6th-grade heavyweights:
Understanding how words are built (roots, suffixes).