MOSI Monster Mash

Sunday, October 31, 2021 | All Ages | 10:00 am – 5:00 pm | Included with admission | FREE FOR MOSI MEMBERS | No reservation required

Join us if you dare for some fa-BOO-lous fun in our MOSI Monster Mash! Wear your costume while indoor trick-or-treating throughout the museum and take part in our Hall-o-STEAM activities that include mad science shows to really get you into the Halloween spirit!

Tickets are available for our special Halloween space show in the Saunders Planetarium.

*MOSI Monster Mash includes access to all of MOSI’s permanent exhibits. Sky Trail Ropes Course, Saunders Planetarium and Virtual Reality Simulator are not included with admission. Planetarium tickets can be purchased on a first come, first served basis at the front desk on the day of the event for an additional $5 per person. Space is limited.