The questions you will ask in this FACTivity are: What happens over the period of 1 week to chlorine that is added to a cup of water? How is the chlorine in water over 7 days similar to the verbenone in SPLAT Verb over 30 days? How is it different? Materials: 16 oz. plastic cup for each student/group 12 oz. water per cup 1 cup measure A solution of 12 oz. of water and 3 drops of regular bleach, mixed by the teacher prior to class and sealed in a plastic bottle Eye dropper One plastic bottle of c Topics: Insects, Chlorine Concentration, Experiment, Graphic Organizer, Group Activity, Math.