Second Fall Open House Posted on: July 11, 2018 by: Lexie Cathcart Calendar When: August 23, 2018 @ 5:30 pm – 7:30 pm 2018-08-23T17:30:00-06:00 2018-08-23T19:30:00-06:00 Gymnastics Ninja School Open House & Registration August 22nd & 23rd 5:30pm – 7:30pm Drinks, Popcorn, Inflatables & More! Spearfish Sports Academy ● 606 29th Street ● Spearfish Open House Flyer