A translation of Luther's explanations along with other catechetical study helps, such as prayers, worship rites, and Luther's introduction. NRSV and Evangelical Lutheran Worship texts are used for the wording of the Ten Commandments, Lord's Prayer, Apostles' Creed, and the included worship rites. The Study Edition includes a revised introduction by Timothy Wengert and features new illustrations by Roman Catholic artist Gertrud Mueller Nelson.The content of the Study Edition is also available as an in-app purchase in the Luther's Small Catechism app.