Two items:

1) Brooklyn Botanical Gardens Frequent Visitor Pass

Pass is good for two adults and their children under 16 to enter the garden free for one year.

The Gardens are located at 1000 Washington Avenue in Brooklyn, NY.

For a map of the garden and links to exhibits, go to http://www.bbg.org/discover/gardens

For more information, visit www.bbg.org.

2) Brooklyn Children's Museum - 4 free admissions, each good for one adult and one child. 

Located next to beautiful Brower Park, just one mile from Grand Army Plaza, in the Heart of Brooklyn cultural hub, at 145 Brooklyn Avenue (at St. Marks Avenue), Brooklyn, NY 

Visit www.brooklynkids.org for more information.