Online registration is open on active.com for the Sage School's third annual Monster Dash 5K, 10K and Fun Run. These races will be held at Tribble Mill Park in Lawrenceville on Saturday, Oct. 20 beginning at 8 a.m.

Proceeds from this event benefits the Sage School, a private, non-profit Christian school in Suwanee. The Sage School specializes in teaching students with dyslexia.

Race day registration will also be available beginning at 7 a.m. The entry fee is $25 for the 5K, $40 for the 10K and $15 for the fun run. All preregistered runners will receive an event t-shirt.

Tribble Mill Park is located at 2125 Tribble Mill Parkway in Lawrenceville.