PBS Digital Studio has a YouTube channel called EONS. The first episode explores the evolution, diversity, and extinction of trilobites:  click below

of Hernando County, Florida.

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An interesting video about meteorites

Montbrook Fossil Site Saber Tooth Cat

A detailed video about making a stone sphere

Click below to learn about rock tumbling.

See how a stone sphere is made.

Click below for a PowerPoint presentation about echinoids.

Yooperlite Video

Related Rock, Mineral, Fossil, and Gem Websites

Topics of Interest

Watch mining for Amethyst in Uruguay