With kids be honest but don't go into details that they don't need to know. Tell them mommy and daddy aren't (as much) in love anymore. Tell them you don't know what will happen because you don't. Then LISTEN!!
Me: 34 Stbxw: 30 D:5 D:3 Mini bd: May/June 2019 Married: Aug 2019 BD: 6th Dec 2019 OM Confirmed: Feb 2020 March 2020: I filed for D Waiting for D to be finalized and W to move out end of January 2021