Moving and Delcuttering

I’m a long time minimalist (10ish years). I’m moving in with my partner in September, with my 5yr old. Both me and partner are minimalistic thankfully. I’ve been trying to declutter as I’m moving into the new place on the 1st August. I know we’ll have to declutter more when we have all our stuff in the one spot but I feel after moving out on mine and my kids own for the first time a year ago we’ve accumulated more than living in a small bedroom with family lol. Any lists or ideas of things to declutter I may not have thought of? Thankfully my kid is also pretty dang good at decluttering themselves as I’ve been involving them in going through possessions since they were 2