Second that. That's what I did. I scanned the passport and email it to CPC-O.
Instructions on how to properly address an email to CPC-O can be found
on my website >> http://cectoolkit.weebly.com/
Same with me. Passports for kids expired after AOR. I received an email from CIC to send them new passports scans via email on the same day I received RPRF and biodata.