Penguins Thematic Unit Author:Lola Willrich, Sue Fullam (Illustrator), Keith Vasconcelles (Illustrator) Penguins provides lesson plans and cross-curricular activities based on the following pieces of literature: The Penguin, Mr. Popper's Penguins. This reproducible resource is filled with ready-to-use lessons and cross-curricular activities. Also included are management ideas, creative suggestions for the classroom, and a bibliography.