"I’ve lost the seating chart!" Turn a classroom catastrophe into an engaging critical thinking challenge. In this logic grid activity, students use deductive reasoning and reading comprehension to figure out exactly where 9 students are sitting, using only clues. No prior knowledge needed, no tech required, and no prep for the teacher. Designed for secondary ELA, critical thinking electives, and ESL/ELL classes focusing on prepositions of place (next to, between, in front of, behind), grades 6–1