I think you have answered your own question....
"kids" and "Subaru" and "Brakes not lasting"...seems standard to me....
Try this link to rockauto....
https://www.rockauto.com/en/moreinfo...030936&jsn=482
Vented and slotted with ceramic pads...$187
Make sure you overhaul your calipers and replace the rubber brake hoses....
Have fun
