ROCK IDENTIFICATION KEYS Mineral Identification Links that we used to identify minerals: The Rock Key Table of Contents and Information- Rock Key: A Dichotomous Key- ROCK ID- Follow the arrows and …

The Geology of Time... - a grouped images picture - Pin Them All

History is riddled with massive die-offs. At times, 96% of Earth's species disappeared. Here's a look at the worst extinction events and what caused them.

Hamburgian Culture

Describes how to construct weapons, tools, and equipment from readily available materials in a survival situation. Includes diagrams and pictures.

LeCroy arrowhead found in Sangamon County, Illinois. Personal find. Collection of Stephen Parfitt, Springfield Illinois.

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Tools Paleo Indians Used - Bing Images

Poverty Point Cooking Balls - Southern Illinois. This picture shows two examples of fire hardened clay cooking balls that are called Poverty Points. Poverty Points were named after the Poverty Point site in northeastern Louisiana and the late Archaic culture by the same name. These people are famous for using clay balls, that were made in several different shapes, to cook food. The clay balls were heated and as many as 200 were used in a pit for cooking food.

Fin-back ball club

The discovery of ancient stone tools at an archaeological dig in Texas could push back the presence of humans in North America, perhaps by as much as 2,500 years.