: For parents who do not speak English, GDZ serves as a tool to check their child's homework accuracy.
The term "GDZ" (Gotovye Domashnie Zadaniya) refers to answer keys or solution manuals. For the Kaufman series, these are highly sought after because: gdz po angliiskomu klass uchebnik happy english kaufman
Angliyskiy yazyk. Happy English.ru. Schastlivyy ... - Amazon.ca : For parents who do not speak English,