It's time to start thinking about swim lessons and cleaning up the backyard pool. If you're the parent of a baby, summer is always a mixed blessing because the fun brings added danger. One option is to teach your baby to swim. That's a real thing. Instructors don't do the butterfly stroke, but they do help babies learn to hold their breath underwater, float on their back and grab the side of the pool. If that sounds good, here are three places in the Tri-Cities that teach it: