The Philadelphia International Children's Festival continues its celebration of a milestone through Sunday, marking its 30th anniversary with theatrical performances, interactive outdoor activities, juggling and more at Annenberg Center for the Performing Arts.

The festival, designed to introduce young audiences to live performance, features six productions throughout the weekend. Australia's Patch Theatre Company and the PA Performing Arts for Young Audiences Inc. team up to co-present Me and My Shadow, about a girl who tries to befriend her own shadow. Other stage performances include Simple Gifts by the Cashore Marionettes, The Ugly Duckling and The Tortoise & the Hare by Lightwire Theater/Corbian Visual Arts and Dance, Gale LaJoy's Snowflake, The Snail and the Whale by Tall Stories, and We Shall Not Be Moved: the Hip H'opera Project, by Opera Philadelphia and Art Sanctuary.

Saturday and Sunday, step into the festival Fun Zone on the Annenberg's outdoor plaza with the Give & Take Jugglers, balloon-twister par excellance Chuck Walker, master percussionist Joe Tayoun and Rhythmic Friends, the Nelly Berman School of Music, and DJ Dave Cornwell spinning the grooves.

Sesame Place opens

Come see your favorite Sesame Street characters Saturday morning as Sesame Place opens for the 2014 season.

Bert, Ernie, Big Bird, and more Sesame Street personalities will welcome visitors at 10 a.m. for a celebration and meet-and-greet. Kids can also meet the crew's new neighbors, speechless monsters the Honkers and the Dingers, who communicate by honking their noses and dinging the bicycle bells on their heads.

It will also be the opening day of the park's new show Elmo the Musical - Live at Sesame Place! in which Detective Elmo uses math to help solve the mystery of Cookie Monster's missing cookie.

Rev up at the DCM Speedway

On your mark, get set, go! Learn physics through fun at the DCM Speedway, opening Saturday at Delaware Children's Museum in Wilmington through June 29.

Kids can jump in the fleet of Roller Racers and hit the indoor track, using the handlebars to navigate. The special Roller Racer allows little drivers to propel themselves with body movements using force, friction, and torque.