You can find digital previews or purchase the workbook through Belarusian retailers:
The manual for the 7th grade, authored by I. I. Borushko , is a workbook designed for practical and laboratory tasks. It is primarily used in educational institutions in Belarus following the general secondary education curriculum. Manual Overview khimicheskii eksperiment 7 klass i i borushko
Химический эксперимент : 7-й класс - Академкнига You can find digital previews or purchase the
A workbook for practical work and laboratory experiments. authored by I. I. Borushko