If you are looking for these materials, they are often hosted on Bulgarian educational portals such as Ucha.se or official resource sites like the Ministry of Education and Science. For specialized versions adapted for international use, sources like Archi-Math offer English-translated Bulgarian math textbooks.
Detailed syllabuses from the Ministry of Education and Science (MES) for each grade (1–4). If you are looking for these materials, they
This archive is usually a collection for teachers or parents, featuring: This archive is usually a collection for teachers
The file titled (Mathematics Education from 1st to 4th Grade) typically contains a comprehensive set of educational resources aligned with the Bulgarian national primary school curriculum. Content Overview and measurement of length
Step-by-step guides for teaching core topics such as natural numbers, arithmetic operations (addition, subtraction, multiplication, division), and basic geometry.
Consolidation of arithmetic, more complex geometry (areas and perimeters), and reading data from tables or graphs. Where to Find Similar Resources
Introduction of multiplication and division tables, larger numbers, and measurement of length, weight, and time.