Students explore the concept of starfish.  In this starfish lesson, students identify the parts of a starfish and how their body works. Students create a starfish using paint and a cornmeal mixture.  They then glue on Cheerios...

Students dissect organisms and take photographs to create a PowerPoint dissection library. In this anatomy lesson, students dissect organisms that interest them and photograph the process while identifying structures. They create a...

Describes anatomical features of a starfish, including external anatomy, digestive system, and nervous system.

A comprehensive site that looks at the different types of echinoderms, their life history and anatomy.

Earthworms and other simple animals like the starfish have a different eye structure known as a 'simple' eye.Learn about its anatomy and how it functions.