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Saint Louis Science Center planetarium in St. Louis, MO
Photo: Tammra Lux
View of Saint Louis Science Center in St. Louis, MO
Photo: Doug Timoney
View of Saint Louis Science Center in St. Louis, MO
Photo: Saint Louis Science Center

Saint Louis Science Center

4.6(11,673 reviews)FreeScience Center
🕑 3-5 hours (plan for 3 hours minimum to see main exhibits, or 5+ hours if including planetarium shows and thoroughly exploring all areas)👶 Best for ages 3-14. Preschoolers enjoy the simple interactive exhibits and seeing dinosaurs, elementary-aged kids love the hands-on experiments and planetarium shows, while tweens appreciate the more complex physics and technology displays. Even teenagers interested in science will find engaging content.

About

The Saint Louis Science Center offers an incredible FREE admission experience that combines hands-on STEM learning with spectacular exhibits including a planetarium and dinosaur displays. With over 700 interactive exhibits spread across multiple buildings, kids can explore everything from space science to biomechanics while parents appreciate the educational value without breaking the bank.

Highlights

  • James S. McDonnell Planetarium with immersive space shows and star projections
  • Life Science Lab with real microscopes and hands-on biology experiments
  • Dinosaur exhibit featuring massive fossils and paleontology displays
  • GROW pavilion focusing on agricultural science with urban farming demonstrations
  • Tesla coil demonstrations and electricity exhibits that create dramatic lightning shows

Pro Tips

  1. 1.Arrive right when doors open at 9:30 AM on weekdays (Monday, Thursday, Friday) to beat school groups and have exhibits to yourselves
  2. 2.While general admission is free, planetarium shows require tickets ($8-10) that sell out quickly,book online in advance or grab tickets at the box office first thing
  3. 3.Don't miss the outdoor Science Park connecting the buildings via a sky bridge over Highway 64,it's an attraction itself with oversized exhibits
  4. 4.Pack snacks and use the designated eating areas, though there's also an on-site café with kid-friendly options if needed
  5. 5.Download the Science Center app before visiting to create a personalized tour and find age-appropriate exhibits for your kids

Best Time to Visit

Visit on Monday, Thursday, or Friday mornings right at opening (9:30 AM) for the quietest experience. Weekdays during the school year are less crowded than weekends and summer months. Avoid Tuesday and Wednesday when the center is closed, and expect larger crowds on Saturday afternoons.

What to Know

General admission is completely FREE, though planetarium shows and special exhibits have separate fees ($8-10 per person). Free parking is available in adjacent lots. The facility is fully accessible and stroller-friendly, with a café on-site and designated areas for bringing your own food.

Seasonal Notes

The Science Center hosts special events during school breaks and holidays, including Science Camps during summer. Indoor venue makes it perfect year-round, especially on hot summer days or cold winter months. Holiday-themed activities and exhibits rotate seasonally, so check their calendar for special programming.

Nearby Eats

The Boathouse at Forest Park (1.5 miles away) offers casual lakeside dining with a kids' menu and outdoor seating. For quick bites, head to Shake Shack in nearby Central West End (2 miles) for burgers, shakes, and a family-friendly atmosphere.

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