This Low-Prep, SpOoKy Halloween Math Mystery activity makes a wonderful Halloween challenge for the middle school classroom (6th, 7th, 8th grade & Algebra 1)! Students must work together to solve problems involving one-step equations, operations with decimals, multi-step word problems, order of operations, area, and proportions to figure out who among them is a murderer! Upon entering the classroom, students are handed unique suspect cards, and assume the identity of Halloween party guests