I started taking my son to them around 2 weeks old more for myself than him just to socialise my family nurse does a group each month and I go to one every Thursday in town he’s mostly asleep for them but he can hear all the music they do as they are sensory classes.
We started at 7 weeks, was a series of classes covering massage, sign language, sensory etc
Around 6 weeks
Most classes where I am start at 6 weeks. I started a little later as she turned 6 weeks just before Christmas.
2 month old I started taking little one to groups x
Our library has a free bounce and rhyme session, I started taking my lo when he was 2 months I think x