hubbard scientific 2756 earthworm model activity set
classical relief of the anterior portion of the earthworm shows the internal organs and systems representative of primitive invertebrates model clearly illustrates the body in cross section and enhances or replaces the use of animal specimens in the classroom set includes 24w x 18h model activity notebook with glossary key blackline master and color transparency american educational products have a lead ship time of 21 days sku amed605