Brownies will have free admission when accompanied by an adult with a Pass Into History adult ticket to the Kemerer Museum of Decorative Arts from 11 a.m. to 4 p.m. Oct. 20.

Once Upon A TreeHouse has provided a kids only interactive room with handmade dollhouses. There will be a scavenger hunt to find Betsy Johnston Prime, the antique dollhouse collection owner, and Annie Kemerer. All Brownies will receive a special prize. There will be refreshments.

The Kemerer Museum is open 11 a.m. to 4 p.m. Friday, Saturday and Sunday. Visit historicbethlehem.org or call 610-691-6055 for more information.