American Educational Products 2756 Earthworm Model Activity Set by Hubbard Scientific Classical Relief of the Anterior Portion of the Earthworm! Shows Internal Organs and Systems Representative of Primitive Invertegrates! Clearly Illustrates the Body in Cross Section! Enhances or Replaces the use of Animal Specimens in the Classroom! Includes Model, Activity Notebook with Glossary, Key, Blackline Master and Color Transparency!