The Rock Cycle consists of a colorful teaching model, reproducible activity cards and background information. Provides a real hands-on understanding of the rock cycle. The model is made of resilient, non-toxic, EVA foam, with removable pieces that stimulate problem-solving skills and develop small motor skills. The book covers contain background information, activities, and extension ideas. Teachers can cut out the task card and use it in a learning center or as a group activity. The models are 10" x 14.5"x .75" thick.