A user's Education information can be given a sort order through the Education section of their profile. 

As a Platform Manager:
  1. Navigate to Core.
  2. Select People Finder.
  3. Search/select your user.
  4. On their Contact Card tab, locate the Education section.
  5. To the right of the user's Education Information, click the yellow pencil/edit icon.
  6. Enter a Sort Order.
  7. Click Save.

Enter a sort order for each Education field, and this will determine the order those fields display under the Education section.

User-added image