The Nantucket Parks and Recreation Commission (tel. 508/228-7213) organizes various free and low-cost activities for kids, such as tennis clinics, a concert series, and tie-dye workshops (bring your own T-shirt). The Artists' Association of Nantucket (tel. 508/228-0294; sponsors a variety of classes for children in different media, and the Nantucket Island School of Design and the Arts (tel. 508/228-9248; offers all sorts of summer courses. The Nantucket Atheneum (tel. 508/228-1110; holds readings in its spiffy children's wing. The Nantucket Historical Association (tel. 508/228-1894; sponsors Living History for Children, 3- to 4-day camp adventures for children 6 to 12, which include grinding flour at the Old Mill, baking bread at the Oldest House, and trying your hand at knots and sailors' valentines. The cost is $120 to $140.

Little kids might like to get their hands on (and into) the touch tanks at the modest little Maria Mitchell Aquarium, at 28 Washington St. (tel. 508/228-9198;, which overlooks the harbor from whence the creatures came; the cost is $6 for adults and $5 for children. It's open June through mid-October Monday to Saturday from 10am to 4pm. For a real seafaring adventure, consider embarking on a treasure hunt aboard the Endeavor (tel. 508/228-5585).

Note: This information was accurate when it was published, but can change without notice. Please be sure to confirm all rates and details directly with the companies in question before planning your trip.