All Weekend

Elephant & Piggies "We Are in a Play" - Smithtown. This musical experience is ripped from the pages of Mo Willems's children's book. Runs through April 11. Cost: $15.

Nano Days - Port Jefferson. At the Maritime Explorium, kids can explore the science of the small and see how nanotechnology affects your everyday life through cool activities. Cost: $5/person.

Weekend Workshop - Sayville. Each weekend a dedicated instructor at Mini Monet will lead your child  in a craft/creation. Cost: $15.

Seal Cruise - Freeport. Hop aboard the Captain Lou in Freeport, hosted by the Riverhead Foundation to search for harbor seals and other mammal life. Runs through April 12. Cost: $19-$26.

Messy Afternoons at LICM – Garden City. At the Long Island Children’s Museum, all weekend long. Cost: Free with museum admission.

Saturday, March 28

Mad Hatter Egg Hunt - Bridgehampton. At the Children's Museum of the East End, children can roam the grounds during this egg hunt, participate in crafts and more. Cost: $10 for nonmembers, free for members.

Spring Egg Hunt - North Babylon. At Belmont Lake State Park, kids ages 9 and younger can partake in an egg hunt at the park. Cost: Free.

Easter Egg Hunt - Huntington. At Walt Whitman Mall, children can search for 1,000 hidden eggs. The Easter Bunny will be on hand and there will be balloons, face painting and tattoos. Pre-registration required. Cost: $8.

Egg Hunt - East Meadow. At Eisenhower Park, kids can search for eggs in age-appropriate groups. Hosted by KJOY, this event also includes the Easter Bunny, live entertainment and more. Cost: Free.

Egg Hunt & Spring Spectacular - Melville. At White Post Farms, join in the egg hunt Easter Bunny photos, crafts and more. Through April 5. Cost: $16 (cash only).

Spring Eggstravaganza - Merrick. At Fraser Park, kids can search for eggs on the lawn. Bring your own baskets. Cost: Suggested donation of $1 per child.

Spring Egg Hunt - Orient. At Orient State Park, kids can enjoy an egg hunt, prizes and refreshments. Cost: Free (parking fee involved).

Easter Egg Hunt - Bellmore. At Old Mill Nurseries, children can partake in an egg hunt, photos with the Easter Bunny, prizes and more. Cost: Free.

Spring Festival - Sayville. At The Common Ground, families can enjoy this annual festival, which includes the Easter Bunny, ceramics, face painting, pony rides, a petting zoo and more. Cost: Free (some activities have a fee).

Magic Lessons - Port Washington. At the Dolphin Bookshop, Anthony Sousa will teach magic lessons to kids. Cost: $15.

The Wizard of Oz - Bellmore. Live production at The Showplace. Runs through March 29. Cost: Tickets are $10.

Leopard Learns a Lesson - Sag Harbor. Live puppet show at various times at Goat on a Boat Puppet Theater. Cost: $12 for everyone, $10 for members and grandparents and $8 for children under three years or additional child.

The Adventures of Perseus - Garden City. At the Long Island Children's Museum, this live performance will be shown again on April 1 and 2. Cost: $12/adults, $9/children (does not include museum admission).

Pirate & Princess Party - Bellmore. At Le Play Cafe, kids can enjoy open play, pirate and princess tattoos, parachutes, gams, decorate your own pirate hat or princess crown, face painting, snacks and juice. Cost: $20/child, $15/siblings.

The Story of Susie Salamander - Bridgehampton. At the South Fork Natural History Museum, educators will bring participants in a journey to the pond. Cost: $7.

Science Saturday at the Long Island Science Center – Riverhead. Enjoy a day at the Long Island Science Center. Cost: $5/person.

Sunday, March 29

Breakfast With the Easter Bunny - Great Neck. At Pump It Up, kids will have breakfast with the bunny. Includes bagels, egg hunt, crafts and bouncing. Cost: $19.95/child.

Easter Egg Hunt - Riverhead. At Safari Adventure, kids can enjoy an age-specific egg hunt, crafts and play time.

Magic Carpet Show - East Meadow. At Tricky Business, kids will be treated to a magic show. Cost: $5 (reservations required).

Zen Garden - Garden City. At the Long Island Children's Museum, kids can create a zen garden. Cost: $3 + museum admission.

Family Sundays at the Museum - Roslyn. Weekly events for families at the Nassau County Museum of Art.

Seatuck Family Nature Club - Islip. These programs will be geared around the current season and include topics such as seasonal birds, tremendous trees and signs of the season. Cost: Free.

Lego Club - Bridgehampton. Enjoy two hours of Lego fun every Sunday at the Children's Museum of the East End. Cost: $10/admission.

Sunday Kids Club - East Hampton. Drop off kids for a 9am-12pm kids camp at Hampton Kids. Cost: $30-40.

Main photo: Wizard of Oz, Plaza Theatrical Productions