Make verb conjugation a breeze with this fun and easy to understand Spanish I grammar lesson! This step by step Power Point clearly explains how to conjugate irregular present tense stem-changing verbs and has guided practice throughout the lesson. (Shoe verbs) It thoroughly explains the four different groups of stem-changing verbs, shows how to conjugate them, and includes a list of commonly used verbs in each group. The main lesson is followed by another Power Point of skeleton notes (slides 18-34) that you can print out for your students to take notes on during the lesson. Select handouts in the printer settings and only print slides 18-34 when you print the document to give to students. This saves a lot of class time and students have nice, legible notes to refer back to for the rest of the year! The lesson takes about 15-20 minutes.