When my son and his partner had baby, I made loads of meals, put in take away containers for their freezer, meant they were only a 'ping' away from a proper dinner. Helped with shopping and cleaning to give mum a break. I have my granddaughter one day a week to give mum a break - she's not gone back to work yet. Just let them know you love them and are available for support. Hugs and best wishes x