Mini-Lessons for Middle & High School Language Arts. Use these ten customizable, standards-based mini-lessons at the beginning, middle, or end of class – plus, most can be extended for a full class. They are designed to last from 15-45 minutes each. These lessons are excellent hooks, discussion starters, rewards, re-engagement strategies, brain breaks, extended bellringers …. Plus, they are print and go ready with step-by-step teacher's directions and tips. Learning targets are included.