ESL warm up activities are a vital part of teaching ESL. Exploration Table: At the end of the session. Warm ups for English language arts lesson plans, teacher resources and curriculum in grammar, reading standards, writing, & speaking & listening. Exploration Table: At the end, much of your lesson ask students to stand up and stick their label on their chest or hold their paper with their answer in front of them. It also allows you to vary your activities in class, creating a more engaging.