This document outlines a Spanish lesson plan focused on teaching stem-changing verbs. The lesson plan includes conjugating common verbs, reviewing concepts, learning about two stem-changing patterns (e:ie and o:ue), having students practice conjugating example verbs, making posters of stem-changing verbs, and sharing posters while changing subjects. The document also provides explanations of the stem-changing patterns and examples of stem-changing verbs for students to practice conjugating.