For infants as young as 6 months, swimming lessons are available at centers like Bubbling Fish, which has multiple locations. For general developmental and parent-toddler activities, programs like 'Rhythm & Rhyme' and 'Music Together' are popular choices for young babies. As your baby approaches 9–10 months and becomes more mobile, you might also consider parent-child programs at facilities like Little Gym or BrightRight, though it is often recommended to wait until the baby is slightly older to get the most benefit from structured classes.