TREND enterprises, Inc. Life Cycle of a Chicken Learning Chart, 17" x 22" Clear, colorful, easy-to-read design helps teach about the life cycle stages of the chicken. Complements other TREND lifecycle charts. Content supports reading and science standards. Extra Value: Back of chart features reproducible activities, subject information, and helpful tips. 17" x 22" size appropriate for classrooms as well as smaller workspaces & home use.