Read pg 21 - Zippers in the book "The Way Things Work" Watch videos: How Zipper Works in 2 minutes - Blindspott - 2:01 min...

In late April, we will go star gazing at Cherry Springs State Park, Pennsylvania, U.S. https://www.dcnr.pa.gov/StateParks/FindAPark/Cherr...

ACA Club Star Gaze Sat. 6:00 PM - 9:30 pm Bring binoculars, something to drink and a sweater in case it is chilly in the night air....