Plus One是从星期一至星期四1:00 – 2:00开设的课程。它是CLLC的商标计划，允许学生从各种主题中进行选择，以满足自己的兴趣或学习上的弱点。另外，每两周更改一次主题，因此学生有机会在学习期间学习多个主题。
Plus One is a CLLC trademarked program designed to give students the opportunity to customize their own learning. Students are empowered to tailor their academic needs and interests into an individualized learning plan. Each Plus One topic is two weeks in length, so each student gets the chance to study many different topics during their study period.