Give your child a summer full of discovery, creativity, and hands-on fun at Mad Science of St. Louis Summer Camps! Offered at 13 convenient locations across the St. Louis area, our week-long camps are designed for curious kids ages 5–11 who love to ask questions, experiment, and explore how the world works.
Campers launch rockets into the sky, investigate the mysteries of Earth and space, explore the gross (and fascinating!) side of science, or crack codes like real secret agents. Whether your child is building robots, designing space-age solutions, or coding games that get them moving, every day is packed with discovery and confidence-building fun.
Our exciting 2026 camp themes include:
Spots fill quickly, so don’t wait. Register today for an unforgettable summer of science, creativity, and fun!
Click here for easy online registration!


Explore the Saint Louis Zoo in the evenings at the Chinese lantern festival Animals Aglow! Animals Aglow returns to illuminate the Saint Louis Zoo for the second year with dozens of new, towering lanterns and light displays.
Visit The Magic House for Toddler Time, a special early-morning program for toddlers. Children age 1-4 can take part in exhibits and exclusive interactive activities designed just for little ones. There are new themes every week!
Open Gym at Miss Kelly's Gym is an opportunity for any child to have supervised free play in the gym. They can work on existing skills, try something new, or simply play around. It is completely up to them! Open Gym is open to both members and non-members ages 12 and under.
Bring your little ones to enjoy a nature adventure, where they'll learn to appreciate the natural world through a story, songs, movement and play.
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.