“…Our findings contribute to a growing body of evidence that shows that students can improve their online reasoning by learning a few easy-to-apply heuristics drawn from research with professional fact checkers. Positive results have accrued across age levels: middle school (Kohnen et al, 2020), high school (Axelsson et al, 2021;McGrew, 2020;Pavlounis et al, 2021), college (Breakstone, Smith, Connors, et al, 2021;McGrew et al, 2019), and adulthood (Panizza et al, 2021).…”