Special Events

Philadelphia

2012 Forgiveness and Hope Conference

A spiritual outreach conference. Chemical Heritage Foundation, 315 Chestnut St.; 215-925-2178. 4/21. 7:30-5 pm.

Beer-B-Q Spring Festival City Tap House, 3925 Walnut St. $45-$55. 4/21. Noon-4 pm.

Darby Creek Clean-Up John Heinz National Wildlife Refuge at Tinicum, 8601 Lindbergh Blvd.; Registration required: 215-365-3118. 4/21. 8 am-noon.

F. Harold Comedy Festival Over 40 stand-up, sketch & improv comedy groups perform. Walnut Street Theatre - Studio 5, 825 Walnut St. fharoldpresents.com. $10; $25 festival pass. Closes 4/29.

Germantown White House Exhibits Interactive exhibits featuring George Washington's family & household. Germantown White House (formerly Deshler-Morris House), 5442 Germantown Ave.; 215-965-2305.

Girl Scouts of Eastern Pennsylvania: Century of the Girl Expo Convention Center, 1101 Arch St. $30; $25 members. Closes 4/22.

Philadelphia Science Festival Talks, shows & interactive programs on a wide range of science-related topics. Venues throughout Philadelphia www.philasciencefestival.org. Free-$55. Closes 4/29.

Philadelphia Science Festival: Science Carnival Science-themed entertainment, activities, games, family-friendly experiments & more. Logan Square, N.18th St. www.philasciencefestival.org. 4/21. 11 am-4 pm.

Shubin Silver Anniversary Festival 2 weeks of performances including magic shows, play & poetry readings, theatrical productions & more. Shubin Theatre, 407 Bainbridge St. $20. Closes 4/29.

Pennsylvania suburbs

Book and Bake Sale

Swarthmore Public Library - Borough Hall, 121 Park Ave., Swarthmore; 610-543-0436. Closes 4/28.

Celebration of Praise - Joy Night Service All are welcomed. Tabernacle Baptist Church, 819 Coates St., Coatesville. 4/21. 6-9 pm.

Earth Day Celebration Naturalist John Heilferty will lead this tour. Five Mile Woods, 1305 Big Oak Rd., Morrisville. 4/22. Noon-3 pm.

Rummage and Bake Sale Christ Covenant Church, 2200 Mainland Rd., Harleysville. Closes 4/21.

World Book Night Read-A-Thon A night to spread the joy of reading. Harleysville Books, 674 Main St., Harleysville; 215-256-9311. Donations suggested. 4/23. 4-7 pm.

New Jersey

Historic Smithville Mansion Guided Tours

Learn about the property's history as you explore the mansion, annex rooms & courtyard gardens. 803 Smithville Rd., Mount Holly. $6.

Ringling Bros. & Barnum & Bailey: Barnum Bash Stunts & feats of strength by international performers. Boardwalk Hall, 2301 Boardwalk, Atlantic City; Box Office: 609-348-7000. www.ringling.com. $20-$80. Closes 4/22.

Kid's Stuff

Children's events

Art Making for People Impacted by Cancer: Wish Boxes

Maureen Vita, art therapist, leads activity to construct & create wish boxes. Cancer Support Community of Philadelphia (formerly the Wellness Community of Philadelphia), 4100 Chamounix Dr.; Reservations required: 215-879-7733. 4/23. 2-3:30 pm.

Celebrate the Very Hungry Caterpillar Day A storytime featuring books by Eric Carle. Harleysville Books, 674 Main St., Harleysville; Registration required: 215-256-9311. $5 per child. 4/22. 1-2 pm.

Clay Date Participants will experiment with clay and complete a functional piece of pottery. Delaware Art Museum, 2301 Kentmere Pkwy., Wilmington. $30 member; $35 nonmember. 4/20. 7 pm.

Cookies & Storytime A weekly program for preschoolers that includes an introduction to books, an activity & snack. Harleysville Books, 674 Main St., Harleysville; 215-256-9311. $2; $5 families.

Kid Support for People Impacted by Cancer Group for children who have cancer or family members or friends with cancer. Cancer Support Community of Philadelphia (formerly the Wellness Community of Philadelphia), 4100 Chamounix Dr.; Reservations required: 215-879-7733.

Lego Building Night A Lego club for children. Harleysville Books, 674 Main St., Harleysville; Registration required: 215-256-9311. $5 per child. 4/20. 7-8 pm.

Science Saturday A science program for kids. Harleysville Books, 674 Main St., Harleysville; Registration required: 215-256-9311. $10 per child. 4/21. 11 am-12:30 pm.

Spies Like Us Writing Workshop Learn how to be a spy in this workshop. Philly Spells Writing Center, 2526 N. Alder St.; phillyspells.org. Closes 4/21.

World Music for Children Program featuring songs from around the world. Montgomery County-Norristown Public Library, 1001 Powell St., Norristown; Registration required: 610-278-5100. 4/24. 10:30 am.

Children's museums & attractions

Camden Children's Garden

3 Riverside Dr., Camden; 856-365-8733.

. Delicious & Nutritious. $10. 4/25. $6; $5 ages 3-11; free 2 & under. Tue.-Sun. 10 am-5 pm.

The Crayola Factory 30 Centre Square, Easton; 610-515-8000. www.crayola.com/factory/.

Delaware Children's Museum 110 S. Poplar St., Wilmington; 302-654-2340. www.delawarechildrensmuseum.org. Stratosphere. The Power of Me. ECOconnect. Bank on It. Training Wheels. Structures. $12; free 12 months & under. Daily 9 am-4:30 pm.

Garden State Discovery Museum 2040 Springdale Rd., Cherry Hill; 856-424-1233. www.discoverymuseum.com. Down the Shore. Fleet Backstage Theater. Arts & Imagination. Inky's Newsroom. Best Friends on Main Street. Recycled Rhythm Shack. The Discovery Diner. The Rock Climbing Wall. News & Weather. Storybook Castle. Little Discoveries. Dinosaurium. Meet and Greet with Chica and Dennisha of Sprout. $10.95 includes museum admission; $5 members. 4/21. Duck, Duck, Goose. 4/22. 9:30-5:30 pm. $10.95; $9.95 seniors; free under 1. May-Sept.: Daily 9:30 am-5:30 pm. Oct.-Apr.: Sun.-Fri. 9:30 am-5:30 pm, Sat. 9:30 am-8:30 pm.

Insectarium 8046 Frankford Ave.; 215-335-9500. www.myinsectarium.com. Working Beehive. Cockroach Kitchen. $7; free under 2. Mon.-Sat. 10 am-4 pm.

Kix & Giggles Children's Playground 9356 Old Bustleton Ave.; 215-677-4140. www.kixandgiggles.com. Kix & Giggles Attractions. $7. Wed.-Fri. 10 am-3 pm; Sat. 10 am-7 pm; Sun. 10 am-5 pm.

Please Touch Museum 4231 Avenue of the Republic; 215-581-3181. www.pleasetouchmuseum.org. City Capers. Flight Fantasy. Roadside Attractions. River Adventures. Wonderland. Centennial Exploration. Liberty Arm & Torch. Woodside Park Dentzel Carousel. ShopRite Supermarket Exhibit. Space Station. Storybook Ball. $35-$45. 4/21. 6 pm. $15; free under 1, members. Mon.-Sat. 9 am-5 pm; Sun. 11 am-5 pm.

Smith The Kids' Play Place in the Park 33rd St.; 215-765-4325. smithkidsplayplace.org. Playhouse. Tue.-Sun. 10 am-4 pm.