The 3rd-grade mathematics textbook by and M.G. Nefyodova is a staple of the "Planet of Knowledge" (Planeta Znaniy) educational system. It stands out for its unique focus on developing logical thinking rather than just rote memorization.
The book is heavily illustrated with diagrams and "travel" themes that turn math problems into mini-stories or quests. uchebnik po matematike 3 klass bashmakov
Discovering Mathematics with Bashmakov: A Guide to the 3rd Grade Textbook The 3rd-grade mathematics textbook by and M