This document provides the lesson plan for a Christian Living Education class on keeping the Lord's Day holy. It includes: 1) Context on the class of 39 students and their different learning styles. The students have learned the first two commandments but not the third about keeping Sunday holy. 2) Objectives of explaining why and how to keep Sunday holy, recognizing its importance, and identifying the importance of the Eucharist. 3) A lesson plan involving an activity where students write what they do on Sundays, reading about people traveling to attend mass, and a video on the seventh day of creation. 4) Reflection and evaluation sections to end the lesson.