If "piece" was intended to be (Пчелов), a well-known history textbook author, you can find solutions for his 6th, 7th, or 8th-grade textbooks on educational platforms.
: Agibalova and Donskoy (History of the Middle Ages). Grade 8 : Zakharov and Pchelov (History of Russia). Grade 11 : Volobuev (Russia and the World). gdz po istorii klassa po uchebniku
Commonly searched history textbooks for various grades (5–11) include: If "piece" was intended to be (Пчелов), a
: Vigasin, Goder, Sventsitskaya (History of the Ancient World). a well-known history textbook author