4 p.m. – The Concourse Athletic Club hosts the 4th annual Tri for Tourette Kids Triathlon, raising money for the Tourette Syndrome Association of Georgia. Children ages 7 to 14 years old compete as individuals in a 100-yard swim, 2.5 mile bike ride and a 1-mile run. $45 per child; registration closes Sept. 16. Event includes refreshments, moon walk, raffle and fun run for children 6 years old and under. Open to both members and non-members of the club. 8 Concourse Parkway NE, Sandy Springs, 30328. To register, go to: www.trifortourette.com.