The Harlingen Consolidated Independent School District will co-host an event that brings 100 fourth and fifth graders together to learn about the importance of exercise and healthy living. On Saturday, October 16 from 10 a.m. – 1 p.m., HCISD and the Junior League of Harlingen will host the one day event at Sam Houston Elementary. Students from four HCISD elementary schools — Crockett, Jefferson, Means and Sam Houston — will be participating in six different events that all deal with healthy living.