On Volcanoes

BJU Science 6, Chapter 1 on volcanos

You tube of Mt. St. Helens

Soil Types Across the U.S.

Chapter 2 Curiosity Hooks

This is for C. 2 of BJU 6 Science on soil types.  This link will take you to the USDA's site map showing suborders for soil types.

Here's a cool soil graphic:

Here's another link showing how  bedrock becomes soil.  

This link is INTERACTIVE showing the 12 orders of soil taxonomy.