These are still useful as resources for information for your students. If you still have these books in your possession, continue to use them because they provide beneficial scientific content material. If you are online, click on the blue underlined titles to connect to the described Internet sites. When the site's homepage appears, use it to locate the desired information. Mystery solving what soil is, why it is important, and what kind of soil plants need.
Students imagine they are mineralogists whose task is to identify two mineral specimens.