Yes, you can.
1. Go to Registrations Dashboard.
2. Click on the filter icon next to the search box.
3. Select the drop-down list for 'Last Updated'.
4. Select the date range.
5. Click 'Apply'.
This is quite a handy option to fish out forms that are old or haven't been updated in a while. Want to get them updated by the parents? Just unlock the form and trigger an automated edit request!