Flag Day at the Betsy Ross House, 239 Arch St. Free with admission. General admission: $5, $4 for children. Stars and Stripes Saturday is $5. Information: 215-686-1252 or www.betsyrosshouse.org.
Kitchen Science at Franklin Institute
On Saturday from 11 a.m. to 3 p.m. step into the chilly world of a high-tech kitchen and learn the fun scientific side of food at the Franklin Institute's monthly Kitchen Science series.
In hands-on activities, educators will teach kids about molecular gastronomy by cooking with cold temperatures, and guests can sample the frozen goodies. Executive chefs from Frog Commissary will join in on the fun from 1:30 to 2:30 p.m. and have special desserts.
Kitchen Science, 1 to 3 p.m. Saturday at the Franklin Institute in the Jordan Lobby near Franklin Foodworks, 222 N. 20th St. Institute hours are 9:30 a.m. to 5 p.m. daily. Kitchen Science is free with general admission of $16.50, $12.50 for children, free for members. Information: 215-448-1200 or www.fi.edu.
'Cats' at Wolf Performing Arts Center
Catch the Broadway show Cats this weekend at St. Joseph's University's Bluett Theater.
The musical by Andre Lloyd Webber, based on Old Possum's Book of Practical Cats by T.S. Eliot, will feature performances of Broadway songs such as "Memory," "Rum Tum Tugger" and more. This musical adaptation is directed and choreographed by Tim Popp and Betsy Wolf Regn. Musical direction is by Dave Snyder. The show is appropriate for Grades 4 to 12.
"Cats," 7:30 Friday, 2 and 7:30 p.m. Saturday and 2 p.m. Sunday at St. Joseph's University's Bluett Theater at N. 56th St. and Overbrook Ave. Tickets are $12 to $18. For information and to purchase tickets go to www.wolfperformingartscenter.org.
Contact Monica Peters at email@example.com.