Your family is invited to join the friendly ghosts and howling goblins at the free Halloween Hoopla.
This free event is designed to kick off your Halloween trick or treating and is for all ages. There will be the Bubble Bus, games, lots of kids activities and fun for all. Bring your little pumpkins to Frontier Park in St. Charles, where the fun will be set up between the Jaycee Stage and Katy Depot. Free and open to all. No reservations are necessary.
3 to 6 p.m. on Wednesday, Oct. 31.
More information: stcharlesparks.com
Come over to the dark side and meet the amazing birds that exist by moonlight. Owl Prowls are an opportunity for families to learn about owls from the naturalists at the World Bird Sanctuary.
Kids can work on existing gym skills, learn new skills or just play around during Open Gym at Miss Kelly's Gym in Creve Coeur.
Science Tots is designed for children ages 18 to 36 months. The class provides opportunities to support brain development and learning. Toddlers and their grown-ups will explore STEM topics through songs, stories, hands-on exploration and play.
Kids Night Out at Olympia Gymnastics is an evening filled with fun! Parents get a babysitter for the night and kids will enjoy gymnastics/ninja-themed activities, group games, crafts, and more! Members and non-members are welcome.
LEGO Club at the St. Louis County Library is a free opportunity for kids to gather and have fun building with LEGO bricks. LEGOs are provided.