The Peer Led Team Learning Model utilizes peer-led group activities among students to enhance student understanding of science and engineering topics. PLTL provides an active learning environment that creates leadership roles for undergraduates and engages faculty in a creative and revolutionary new method of teaching. Visit the national PLTL website for more information.

Distribution of Exam Grades

Effect size definition: (average score PLTL – average score without PLTL)/(standard deviation of whole class)

Effect size results: 0= no difference; <0.1 trivial; 0.1-0.3 small effect; 0.3-0.5 moderate; > 0.5 large effect

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