Local park with an excellent array of activities. There are pools you can use for a fee, a baseball field, soccer field, tennis courts (you can buy a key at the sports center), a playground for big and little kids and a skate park.
Playground, baseball field, soccer field, tennis courts, pools, and a skate park.
Next to the gymnastics center
Inside the req center by the gymnastics center they even have a chair in one of the stalls
700 Alma St
Menlo Park, CA 94025
(at Burgess Dr)