The Whaling Museum, 301 Main St., Cold Spring Harbor offers a Jolly Roger scavenger hunt from Sept. 4 to Sept. 28 from 11 a.m. to 4 p.m. Can you spy all the fearsome pirate flags hidden throughout the museum's galleries? Keep a weather eye out to discover them all and win a sweet reward. Included with admission fee. 631-367-3418
First Steps Into Nature
Sweetbriar Nature Center, 62 Eckernkamp Drive, Smithtown presents First Steps Into Nature for children ages 2 to 4 on Sept. 5, Sept. 12 and Sept. 19 at 9:30 a.m. Little ones will learn about nature through hands on interaction, music, crafts, stories, play and more. $20 per child per class. To register, visit www.sweetbriarnc.org. 631-979-6344
Storytime at the Book Store
Barnes & Noble at the Smith Haven Mall in Lake Grove and the Barnes & Noble, 301 Walt Whitman Road, Huntington Station invite children to their weekly storytime on Sept. 6 at 11 a.m. Free. No reservations required. 631-724-0341 (LG), 631-350-5503 (HS).
Sky Scavengers
As part of their Sunday Funday series, Sweetbriar Nature Center, 62 Eckernkamp Drive, Smithtown presents Sky Scavengers on Sept. 7 from 1 p.m. to 3 p.m. Come see Turkey Vultures for Turkey Vulture awareness weekend. Participants will meet and learn all about these local birds through games and activities. Create a cool turkey vulture craft to take home. $15 per child, $5 per adult. Advance registration required by visiting www.sweetbriarnc.org. 631-979-6344
Story & Craft with Nana Carol
The Next Chapter bookstore, 204 New York Ave., Huntington hosts a Story and Craft event with Nana Carol on Sept. 8 at 10:30 a.m. Free. No registration required. Appropriate for ages 0-4. 631-482-5008
'Marcel the Shell with Shoes On"
As part of its Cinema for Kids series, the Cinema Arts Centre, 423 Park Ave., Huntington will screen Marcel the Shell with Shoes On on Sept. 7 at noon. Marcel is an adorable one-inch-tall shell who ekes out a colorful existence with his grandmother Connie and their pet lint, Alan. Once part of a sprawling community of shells, they now live alone as the sole survivors of a mysterious tragedy. But when a documentary filmmaker discovers them amongst the clutter of his Airbnb, the short film he posts online brings Marcel millions of passionate fans, as well as unprecedented dangers and a new hope at finding his long-lost family. Rated PG. Tickets are $13 adults, $5 children. www.cinemaartscentre.org.
Movies in the Moonlight
Save the date! Heritage Park, 633 Mount Sinai-Coram Road, Mount Sinai continues its Movies in the Moonlight series with a screening of Freaky Friday on September 12; and Ghostbusters: Afterlife on October 17. Movies begin at dusk. Free. Bring seating. Presented by the North Shore Youth Council and Suffolk County Legislator Chad Lennon. 631-403-4846
Disney's 'Descendants: The Musical'
The John W. Engeman Theater, 250 Main St., Northport presents Disney's Descendants: The Musical from Sept. 27 to Oct. 26. Based on the popular Disney Channel Original Movies, the brand-new show is jam-packed with comedy, adventure, and beloved Disney characters from Snow White, Beauty and the Beast, Aladdin, and more -- plus hit songs from the films! Tickets are $20. To order, call 631-261-2900 or visit www.engemantheater.com.
'James and the Giant Peach'
Theatre Three, 412 Main St., Port Jefferson continues its children's theater with Roald Dahl's James and the Giant Peach from Sept. 27 to Oct. 18. with a sensory friendly performance on Sept. 28 at 11 a.m. When James is sent by his conniving aunts to chop down their old fruit tree, he discovers a magic potion that results in a tremendous peach... and launches a journey of enormous proportions. All seats are $20. To order, call 631-928-9100 or visit www.theatrethree.com.
Disney's 'Descendants: The Musical'
Smithtown Performing Arts Center, 2 East Main St., Smithtown presents Disney's Descendants: The Musical from Oct. 4 to Oct. 26. Imprisoned on the Isle of the Lost -- home of the most infamous villains who ever lived -- the teenaged children of Maleficent, the Evil Queen, Jafar, and Cruella De Vil have never ventured off the island until now. When they are sent to attend prep school alongside the children of beloved Disney heroes, they have a difficult choice to make: should they follow in their parents' wicked footsteps or learn to be good? Tickets are $31.50 adults, $29.50 seniors, $26.50 children. To order, visit www.smithtownpac.org