This lesson plan teaches preschool students about the letter Mm. The objectives are for students to recognize objects starting with Mm, draw and trace the letter Mm, and develop their knowledge of Mm. Activities include singing the alphabet song to identify Mm, reading a poem about milk and mango, discussing other words starting with Mm, and an evaluation activity matching items to their starting sound. Students are assigned to practice writing Mm and find pictures starting with Mm to glue on a paper.