Visitors to the Saint Louis Science Center are permitted to wear costumes. All costumes must adhere to the following rules:

1. No masks of any kind are allowed.

2. Facepaint is permitted.

3. All costumes must be tasteful; no nudity allowed.

4. Shoes must be worn.

5. Costumes must not interfere with the wearer’s safety.

6. Costumes must not interfere with other visitors’ experience or safety.

7. Weapons as part of costumes are subject to the approval of Saint Louis Science Center Security. If you plan to carry a weapon, you must conform to the following:

  • No, firearms or illegal weapons. Props such as phasers or lasers are not considered weapons.
  • You must demonstrate that you can carry the weapon without injury to yourself or others.
  • If the weapon has a blade, you must have a sheath or other covering for it.
  • Security has the final word on all costume weapons. If deemed unacceptable, visitors will need to remove the weapon.

8. Contestants will be judged on Originality, Creativity, Effort, and Crowd Reaction. Ties in scoring will be broken by a second round of consideration by the judges.