"Babies can acquire sign language just like they would acquire any language and follows the same patterns as vocal language acquisition, where deaf infants (if exposed to sign language early) start to "babble" 1-2 sign sentences around the time their hearing counterparts start to "babble" words."
#45 There may be many of them, but there was one in Madison, WI back in the 80’s.
I've been to the one in Milwaukee. Didn't know there was one in Madison as well.