Waukesha County

Due to COVID-19, Waukesha County's in-person services may be limited or altered. Click here for hours and updates

Friends of Retzer Nature Center’s Science Fest
Saturday, November 7
1:00 – 4:00 p.m.

Learn science “Under the Lens” at the 4th Annual Science Fest!

This celebration of science features hands-on activities, hikes, and planetarium shows! Event is held rain or shine.

The Horwitz-DeRemer Planetarium will offer special showings. Admission includes one show.