This lesson addresses the skill of forming and using irregular verbs in the past tense.(Common Core State Standard 3rd Grade Conventions 1.d, Form and use regular and irregular verbs) This lesson features the following elements: definition with examples, teacher model problems, guided practice, exit problems, and a student (independent) practice worksheet. This lesson also includes a table with 60 irregular verbs in present and past tense forms. Prerequisite skill: students should be familiar with forming the past tense form of regular verbs. Common Core State Standards also address using common irregular verbs in the 2nd grade.