Come discover more about earth's extremes – past and present – at SciFest: Extreme Earth Expo at the Saint Louis Science Center. From extreme weather and natural phenomena to extreme life forms, you'll meet experts on tornadoes, volcanoes, earthquakes, and dinosaurs! See what scientists studying the earth are learning that can help us prepare for extreme events in the future.
May 18, 9:30 a.m. to 4:30 p.m. Free.
At the Saint Louis Science Center.
More information: slsc.org
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.
Preschoolers can learn, play, explore and grow at the Saint Louis Art Museum's Wee Weekend program for its youngest visitors. Join in on the adventure as your little one discovers new ways of interacting with art and each other.
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.