Recreate in your own classroom the geological forces that have shaped the planet. Over 20 activities are included in this kit that will enable your students to develop a thorough understanding of volcanic action, faulting and folding, as well as many other geologic processes. Kit includes demonstration tray, three pieces of flexible foam, three simulated rock structures, an erupting volcano, miscellaneous project materials and comprehensive study guide. Grades 5-12. Kit.