Product Details Introduce students to simple dissection techniques and invertebrate anatomy using Carolina's Perfect Solution® Earthworms. These preserved specimens are popular from elementary school science through college invertebrate anatomy courses, requiring only dissecting scissors, forceps, and dissecting pins. Earthworm dissection is economical and allows students to: Explore the anatomy of a familiar annelid Practice basic dissection protocols Understand how structure relates to function Product Features No color injection great for general anatomical studies Packaged in Carolina's Perfect Solution® holding fluid in tubes of 50 Price listed is for 1 tube of 50 specimens Carolina's Perfect Solution® Carolina's Perfect Solution® is a proprietary fixative that produces the safest and highest quality specimens on the market. Carolina's Perfect Solution® specimens are safe and non-toxic, produce no dangerous off-gassing, and require no special disposal. The life-like color and tissue texture allow students to easily identify structures and learn anatomy. Learn More.