Although there are similar activities all over the internet, this particular activity walks the student step-by-step through the rock cycle process, while making fudge. VOCABULARY includes words such as crystalization, cementation, compaction, melting, ect. Follow-up questions are included which ask the students to compare the fudge recipe and process to the actual rock cycle ingredients and processes. Links: rock rocks rock cycle igneous metamorphic sedimentary sediment process model intera