Summer vacation may soon be over, but there are plenty of activities to look forward to doing with the kids come September.

Butterfly House

 

Sweetbriar Nature Center, 62 Eckernkamp Dr., Smithtown, 631-979-6344, sweetbriarnc.org

Sept. 3, 10, 17 and 24, noon to 1 p.m.

COST $3 per adult, $2 per senior citizen or child

More than 200 butterflies live in the Nature Center's butterfly house. Get a guided tour of the house and learn the stages of a butterfly's life. Children's craft included.

Kids Day at the 35th Annual Hampton Classic Horse Show

 

240 Snake Hollow Rd., Bridgehampton, 631-537-3177; hamptonclassic.com

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Sept. 4, 8 a.m. to late afternoon

COST Free for children younger than 12; $10 a person or $20 a carload

Free pony rides, a "quick-draw" caricaturist, a petting zoo, a face painter, a singing cowboy and more await families during Kids Day. (Kids Day is sponsored by Cablevision, which owns Newsday.)

"Elmo's Healthy Heroes"

 

Nassau Coliseum, 1255 Hempstead Tpke., East Garden City

Eight performances, Sept. 16 to 19

COST Tickets: $15, $25 and $40. $55 Gold Circle seats and $100 Sunny Seats - which include front-row seats and preshow meet-and-greet with two Sesame Street characters - also are available. A facility fee and county tax of $3.50 will be added to all ticket prices. Additional fees and discounts may apply. Tickets on sale now. 800-745-3000; ticketmaster.com.

Elmo, Abby Cadabby and other Sesame Street characters teach lessons of healthy habits through song and dance.

Kids' activities at Old Westbury Gardens

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71 Old Westbury Rd., Old Westbury, 516-333-0048, oldwestburygardens.org

Sept. 12, Kidsfest, noon to 4 p.m.

Sept. 18, Storybook Stroll, noon

Sept. 25, Maskers of Disguise, noon

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COST All events are included with admission of $10 for adults; $8 for senior citizens; $5 for ages 7 to 17 and free for ages 6 and younger.

Kidsfest is an afternoon filled with fun, educational activities and music. The Shady Storybook Stroll is a lesson on environmental preservation, including a kids' garden tour and a reading of the Dr. Seuss classic "The Lorax." At Maskers of Disguise, children will disguise themselves as frogs, rabbits and other wildlife residents.

Bari Koral Family Rock Band at Family Festival by the Sea

 

Lido Beach Town Park off Loop Parkway in Lido Beach, 516-292-9000 ext. 382; barikoral.com

Sept. 25 and 26; 11 a.m. to 6:30 p.m.

Bari Koral plays shows at 12:30 to 1:15 and 4 to 4:45 p.m.

Presented by the Town of Hempstead

COST Free parking and admission

The Bari Koral Family Rock Band sings about cars, farms and airplanes in a folk/pop style geared to children ages 1 to 7.