Jewish children's picture book, The Master Key has a young boy blowing a shofar with a heart-shaped key rising out of the shofar. A background of a castle with many colorful doors is behind them with a wooden gate opening to the shofar sound.

Rabbi Ron Isaacs is a prolific writer, having authored over 160 books exploring Jewish culture, life, Torah, and song. Additionally, Ron has written children’s books and serves as the Faith Advisor for Pomegranate Parables Press.