The always popular Imagine Swimming offers 5 Learn to Swim group classes at any of their 12 Manhattan and Brooklyn locations.

Imagine Swimming believes that the water is a place where children should feel at home. Imagine's teachers live this philosophy and firmly believe that all children must learn to swim. The Imagine staff features former Olympic swimmers, national champions, triathletes, along with an international cast of aquatic enthusiasts devoted to passing along the skills of their favorite sport in world class swimming lessons.The mission of Imagine Swimming is twofold: To provide complete safety and flawless stroke technique for every child and to foster the intellectual and emotional growth that only the water can offer.

See http://www.imagineswimming.com for more details.