That's exactly what I would do. She wanted this, she wanted to move out. Let her handle it. Take the kids and go do something fun that will keep your mind off of her leaving.
M 37 W 30 S 7 Together 10 years Married 9 years BD: 12/12/12(W filed same day) I moved to apartment 1/11/13 W and S moved to MIL 1/11/13 Peicing: 6/3/13 Reconciled: 7/2013 BD2: 4/20/16 still working on it