The workbook is published by and is designed to help students prepare for the VPR (All-Russian Verification Work) by practicing multi-disciplinary analysis.

The text describes the geography and importance of the Ob River. It highlights:

: The banks are covered in dense forests rich in fur-bearing animals. More importantly, the area is home to massive deposits of oil, gas, iron ore, and non-ferrous metals.

: The river flows through the marshy Siberian taiga, which contains some of the world's largest swamps and half of Russia's peat reserves.

In the workbook by E.E. Abrosimova , the focus is on integrated learning through various texts covering Russian language, math, and science.