day 4 pottermore

just see the highlight sentence below for the CLUE and see below the clue , that is the ANSWER then goto http://quill.potermore.com/...... (fill this by the answer) then you will be in the registration page (some times you will be brought to other page that contain pottermore icon, follow the instruction to go to registration page).
For all cues since day 1 are :day 1,pottermore day 4