At the conclusion of the regular season, Kool was named the MAC's Freshman of the Year. Kool holds the MAC all-time single season free throw percentage, shooting 99 for 108 (91.7%) in the 2006–07 season. He is also the only MAC player ever to finish the season with a free throw percentage greater than 90%. Kool made 29 consecutive free throws his freshman year, which is the second-longest streak in WMU history. Kool scored a career-high 35 points against Buffalo January 29, 2008 in a 100–90 double overtime victory. Kool has been named MAC West Division Player of the Week on seven occasions, once his freshman year, three times his sophomore year and three times his junior year. Kool was named to the All-MAC First Team as a sophomore. After the 2008–09 season Kool was named to the All-MAC Second Team and the Academic All-American Third Team. Kool was named to the Preseason All-MAC team his junior and senior seasons. On January 27, 2010, Kool scored 30 points to become WMU's all-time leading scorer, passing Manny Newsome (1,787 points). Kool finished his college career with 2,122 points. Kool has made the most free throws in MAC history. The following table shows Kool's collegiate stats at WMU. Kool was invited to the 2010 Portsmouth Invitational, an event that invites 64 of the best senior college players to participate in a four-day tournament. After the completion of his career at WMU, Kool returned to coach the WMU men's basketball team as an undergraduate assistant. Starting in the 2011–12 season, Kool served as an assistant coach for the team under head coach Steve Hawkins. After the end of the 2012–13 WMU season, Kool accepted the boys' varsity head coaching position at Jenison High School in Jenison, Michigan.