Igneous Rock

This series for less able readers was written at a lower rading level than theFreestyle version. Each title discusses a different type of rock and itscharacteri... » 

This series for less able readers was written at a lower rading level than theFreestyle version. Each title discusses a different type of rock and itscharacteristics as well as Earths cycles and processes that relate. Titlesalso explore the makeup of rocks in the form of minerals crystals andfossils. «