Describes the growth and development of a starfish.

Describes the sea urchin trade between the US and Japan and some of the overfishing problems that have arisen.

Try these five multiple-choice questions about the characteristics of echinoderms. After submitting answers, students can review the material.

Resource provides a brief overview of echinoderms. Includes pictures and links for more information.

Background information about all of the classes of the animal kingdom, followed by four short lesson plan outlines.

This site provides a brief overview of echinoderms, but includes many pictures of specimens up and down the west coast.

This page simply contains a picture of a spiny brittle star. A good example of this echinoderm.

All about the Ophiuroidea. Includes a picture of the fossil along with the history.

This University of California Berkeley site provides a detailed overview of echinoids, including a focus on how well they fossilize.

Wikipedia provides detailed information on echinoderms, or a phylum of marine animals including star fish and sea urchins. Website includes image, chart of scientific classification, and many hyperlinked terms.