On Saturday, families can visit a pumpkin patch in the city when the South Street Headhouse District presents Pumpkinland 2010.

During this fall-and-Halloween-themed event, families can enjoy trick-or-treating, pumpkin painting, animal rides, and more, from 10 a.m. to 5 p.m. Mystique the Magician will perform from 10 to noon. Kids can take rides on Sleepy Hollow ponies from 10:30 to 2:30, and they can touch animals at a petting zoo.

Pikkles the Clown will amuse children, and kid rockers Kate and Bina will perform on the Dark Horse Stage from noon to 2.

From 11 to 2, kids can enjoy book readings and a puppet show by Spells Writing Labs. Whole Foods will have trick-or-treat stations and give cooking demonstrations. Highlights include a dog parade at 12:30 and the Children's Parade and Costume Contest beginning at 1; kids will strut up South Street to Sweet Tooth Candy, 630 S. Fourth St. Children's costumes will be judged for the most scary, fun, and original.

Pumpkinland 2010, 10 a.m. to 5 p.m. at South Street Headhouse District, Second and Lombard Streets, underneath the Historic Headhouse Square Shambles. Admission and activities are free. Information: www.southstreet.com.

Cat-in-the-Hat bash

Y Kids Club invites Dr. Seuss fans to have some Saturday-morning fun at the Cat-in-the-Hat Halloween Bash.

From 10 a.m. to noon, families can participate in arts and crafts and games. Kids can decorate pumpkins and have their photo taken with the Cat-in-the-Hat. Children are encouraged to come dressed as their favorite Dr. Seuss character for a chance to win a prize.

Y Kids Club Cat-in-the-Hat Halloween Bash, 10 a.m. to noon Saturday at WHYY, 150 N. Sixth St. Admission: $15 ages 9 and older, $10 ages 8 and younger, $5 for WHYY members. Tickets can be purchased by calling 215-351-0511 or online at www.whyy.org. Tickets are not available for purchase at the door. Information: 215-351-1200.

Nightmare at the zoo

On Saturday and Sunday, take the family for a Halloween weekend experience at Elmwood Zoo's Nightmare at Elmwood.

From 6 to 9 p.m. Saturday, kids can fill up their trick-or-treat bags with candy from stations throughout the zoo, including the Graveyard of Extinction, the Pirate's Cove, and the Mad Scientist Laboratory. There will also be costume contests, and kids can experience magic at the zoo's new Wizard's Alley. Families can stop by Haunted Mini Carnival to play games such as spider toss and pumpkin bowling.

On Sunday, youngsters can have fun at Little Boo at the Zoo from 11 a.m. to 1 p.m. Coop the Cougar will lead a costume parade, and "Not-So-Scary" story time is at noon in the Zoobowl Theater. Visitors can also stay for Nightmare at Elmwood from 2 to 4 p.m. Sunday.

Nightmare at Elmwood, 6 to 9 p.m. Saturday and 2 to 4 p.m. Sunday at Elmwood Zoo, 1661 Harding Blvd., Norristown. Little Boo at the Zoo will be 11 a.m. to 1 p.m. Sunday. Zoo hours are 10 a.m. to 5 p.m. Admission: $12, $9 for ages 65 and older and ages 2 to 12, free for members and children 2 and younger. Visitors wishing to attend only Nightmare at Elmwood and Little Boo at the Zoo must pay general admission. Information: 610-277-3825 or www.elmwoodparkzoo.org.
Contact Monica Peters at mpeters@phillynews.com.