Kindergarten on the Recreation pier at the Foot of E. 24th Street.

Kindergarten on the Recreation pier at the Foot of E. 24th Street.

Kindergarten on the Recreation pier at the Foot of E. 24th Street.

Recreation Piers.

Recreation Piers.

Recreation Piers.

[Recreation Pier.]

Third Street Recreation Pier, 1898.

Recreation Piers.

The Short Tail Gang (Corlears Hook) Pier at foot of Jackson Street, now Corlears Hook Park. Photographed from the Police Boat.

The Short Tail Gang (Corlears Hook) Pier at foot of Jackson Street, now Corlears Hook Park. Photographed from the Police Boat.

Public School, Kindergarten, Brooklyn.

Heading off the Gang. Vacation playground near Old Frog Hollow.

Heading off the Gang. Vacation playground near Old Frog Hollow.

King's Daughters Tenement-House Chapter, 77 Madison Street. Scene of kindergarten pupils in the back-yard, The "King's Garden".

King's Daughters Tenement Chapter, kindergarten games.

King's Daughters Tenement-House Chapter, 77 Madison Street. Scene of kindergarten pupils in the back-yard, The "King's Garden".

In one of the uptown schools of the New York Kindergarten Association.

The Short Tail Gang (Corlears Hook) Pier at foot of Jackson Street, now Corlears Hook Park. Photographed from the Police Boat.

Teaching the Girls to Swim: Part of the Public School Course.