Start the school year off with this exciting and memorable activity! Students often say that this activity is one of the things that they remember most from the entire school year. This "Mystery Note" activity allows students to use the Scientific Method to solve a perplexing "whodunnit" mystery that is taking place at their very own school. Students do an experiment and utilize a CER framework to solve the mystery. This package includes a Google doc Student Handout, Google Slides Teacher Presen