The first volume (Part 1) typically covers several foundational areas that prepare students for middle school:
Students move beyond simple sentences to explore complex sentences and the proper use of commas with conjunctions like и, а, но .
As students enter the final year of primary school, the Russian language curriculum shifts from basic mechanics to a deeper understanding of the language as a system. The textbook by , part of the "School 2100" educational system, is a cornerstone of this transition.