In this video, North Carolina School of Science and Mathematics instructor Amy Garrett shows how to distinguish between tire treads and tire tracks, and discusses the information that each type of evidence can provide forensic investigators. https://www.youtube.com/watch?v=dhkSlJadfPs&feature=youtu.be This video by the North Carolina School of Science and Mathematics is licensed under CC BY 3.0 (https://creativecommons.org/licenses/by/3.0/legalcode or https://creativecommons.org/licenses/by/3.0/).