The music CD includes eleven tunes on uses of rocks and minerals, the production and use of electricity, the rock cycle, the geological time scale, the distribution of mineral resources and Mohs’ hardness scale. An accompanying 48-page songbook and teacher’s guide provide melody line musical notation and learning activities built around the songs. In addition a 17″x23″ full color poster is included with the materials. Grades K-8, Full Color. CD available for purchase separately.