Free admission, parking can be free if you park in Forrest Park and walk, or by the Planetarium. IMAX, special exhibits, and activities have a fee and can be found on their website =)
Parking is $12. After Labor Day, $10. Planetarium parking is free, admission to the Science Center is free.
Free admission, snack shop prices toward high. Park at forest park planetarium for free. Patking at the science center is $14
Admission is free, some activities cost extra
Easy access parking costs as well but there is free street parking near by.
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