This document describes a lesson plan for teaching singular and plural nouns to pre-intermediate English language learners. Visual aids of pictures and flashcards will be used. The activity involves first showing pictures of regular singular and plural nouns, explaining the rules on the board, then showing irregular nouns. Flashcards will then be used for guessing games to engage students and reinforce vocabulary. The document also outlines the rules for forming regular plurals and lists examples of irregular plural nouns.