All aboard as Amtrak celebrates the 5th annual National Train Day on Saturday at 30th Street Station.

The Philadelphia Boys Choir and Chorale will perform at 11 a.m. During the celebration, kids can rock out at the celebration's Ernie and Neal concert and also visit the AmtraKids Depot, where there will be giveaways and prizes.

Visitors can take tours of private trains and Amtrak equipment. Amtrak ambassadors will discuss their experiences working with the trains.

French chef Michael Richard will give cooking demonstrations. Radio Disney will have live entertainment, and the Please Touch Museum also will be represented.

Jacqueline Woodson at the Philadelphia Free Library

Children's author Jacqueline Woodson will appear at 2 p.m. Saturday at the Central Library on the Parkway in honor of National Children's Book Week.

Woodson, the author of books including Show Way (a Newbery Honor Book), The Other Side, and Locomotion, will share her stories about becoming a writer and what inspires her work. Guests can participate in a question-and-answer session with Woodson, who is also a winner of the American Library Association's Coretta Scott King Award.

Wild About Moms at Brandywine Zoo

For Mother's Day, take mom out to experience the wild side at Brandywine Zoo's Wild About Moms.

Children can honor their mothers and guardians by making a special holiday craft.

Guests and their mothers can see the Birds in Action show. During the live show, visitors will learn about bird behaviors and watch hawks, owls, and parrots fly and maneuver in the air through the canopy and return to their handlers. Mother's Day activities are scheduled 10 a.m. to 3:30 p.m. and are free with general admission.