Birthday Party Registration Information

Nature Birthday Parties are planned for children ages 3-9 years.  Parties are two hours and include one hour of program and one hour for you to do party activities.  Parties are held in the Discovery Center.  All guests need to park in the Vollmer Road Lot 2543 Vollmer Road, Olympia Fields.

Group Size and Fees


  • $110  Up to 12 guests
  • $150  13-20 guests
  • $190  21-30 guests
  • Add on a 1/2 hour Campfire for $25.  We supply the roasting sticks, you supply the marshmallows.
  • Add on additional rental time at $25 per 1/2 hour.

Renters are responsible for any decorating, food, tableware and basic clean-up of the room within the time of the rental.

There is no refrigerator available in the Discovery Center.


All birthday parties require the entire fee paid in full at time of booking. The fee is refundable with a 30 day notice before the event.

Please note that the Irons Oaks office is NOT open on the weekends.

Dress for the Weather

Please make your guests aware that they will be doing an OUTDOOR program and should dress accordingly. Wear closed-toe shoes only. Also, please inform guests that there will be walking to get to the Discovery Center – if there are special needs, please discuss at time of booking.