This educational book, 'Sharh Al-Ustad fi Al-Riyadiyat' for the sixth grade, part one, authored by A. Amer Saleem, serves as a comprehensive guide to the mathematics curriculum. Published in 2017, it is meticulously designed to break down complex topics into simple, digestible explanations. The book provides students with numerous solved examples and a wide range of practice exercises to reinforce their understanding and build confidence. It is an essential tool for students aiming to master mathematical concepts and achieve academic excellence in their studies, preparing them thoroughly for exams.