KIDS & FAMILY

73rd Anniversary Celebration and Fireworks: Rides, trackless train, trackless fire engine and moonbounce, fireworks (9:15 p.m.). Rain date, June 22. 5 p.m. Becky’s Drive-In, 4548 Lehigh Drive, Walnutport. 610-767-2249. beckysdi.com.

B104 Baby Olympics: Toddlers 12-24 months travel through a kid-friendly obstacle course. Check in 10:30 a.m. 11 a.m. Lehigh Valley Mall, 250 Lehigh Valley Mall, Whitehall Township. Free. 610-264-5511. Father’s Day Weekend at the Zoo: Conservation Educators mingling about with a variety of Ambassador Animals (10:30-11:30 a.m.), character meet and greet with Captain America and Captain Marvel (11 a.m.-1 p.m.), crating stations for hand-made gifts, more. 10 a.m.-4 p.m. Also Sun. Lehigh Valley Zoo, 5150 Game Preserve Road, Schnecksville. $14.50; $13.50, seniors; $12.50, ages 2-11. 610-799-4171. lvzoo.org. Fractured Fables Puppet Show: Yippee Skippy Puppet Theater presents an improvisational puppet extravaganza with live music. Audience members draw familiar stories and songs from the hat for the puppets to perform. 1-2 p.m. Book & Puppet Co., 466 Northampton St., Easton. Free. 484-541-5379. bookandpuppet.com.

School House Rock Live! JR.: Emmy Award-winning, 1970s Saturday morning cartoon series that taught history, grammar, math, and more through clever, tuneful songs on stage. 11 a.m. Through June 22. Shawnee Playhouse, 552 River Road, Shawnee on Delaware. $12. 570-421-5093. theshawneeplayhouse.com.