The book is their first educational book for the general reader.
Since then she has gone on to write many children's fantasy and educational books.
He is also the author of educational books on music for children and adults.
Today, it is one of the key educational books publishers in Canada.
Over the next six years, Mass wrote seventeen successful educational books for teens.
He published a great number of educational and cultural books that have had a major importance in eastern Africa.
She created an educational book with only shapes and colors.
The department faculty are active in research and writing educational books.
The company still publishes educational books, and its head office remains the same.