The Philadellphia Science Festival is a ten day community wide celebration of science for all ages.  EcoExpress.org is participating in these FREE upcoming events: SCIENCE CARNIVAL ON THE PARKWAY: Saturday, April 20, 2013, 11:00 to 4:00 pm at Logan’s Circle (on Benjamin Franklin Parkway at 19th St. in Philadelphia PA) TEACHER WORKSHOP: CONNECTING TO OUR EVERYDAY ENVIRONMENT: (with the Pennsylvania Horticultural Society) Monday, April 22, 2013, 4:00 to 7:00 at the Department of Making and Doing (3711 Market St., Philadelphia, PA. 19104) Space is limited!  To register go to:   http://philasciencefestival.ticketleap.com/penn-hort-workshop/t/grntrk/ AFTER SCHOOL SCIENCE FOR STUDENTS   (with the Fairmount Water Works Interpretive Center) Thursday, April 25, 2013, 3:30pm-5:30pm at the South Philadelphia Branch of the Free Library  (1700 south Broad, Philadelphia, PA 19145)