TREND enterprises, Inc. T-38935 Exploring. Series Learning Charts Combo Pack, Set of 6 Realistic art and bold design communicate key animal-class concepts in this chart combo set. Classes covered: Birds, Reptiles, Amphibians, Fish, Insects, and Mammals. Extra Value: Back of charts feature reproducible activities, subject information, and helpful tips. 17" x 22" size appropriate for classrooms as well as smaller workspaces & home use.