Get the cheese from the dungeon and use it on the mouse
You feed the owl the robotic mouse that is in the castle
feed it the mechanical mouse that you find in the princesses room
Firs, feed the mouse the moldy cheese from the dungeon. Then feed the mouse to the owl.
feed it to the robot owl
Below the owl you should have captured.
You have to feed it the mechanical mouse and feed the mouse with moldy cheese found inthe library. One part of the library. Check the walkthrough on YouTube
To get the owl to follow you have to get the mechanical mouse in the servants room ( to lure it out get the cheese from the secret room below the library). Once you get to Merlin (the owl) go to your items list and release the mouse. Merlin will eat the mouse and the owl will follow you.
To get the owl to see you, you have to feed it the metal mouse that you find in the dungeon. then it will follow you for the rest of the mission.
Feed it the mechanical mouse (from the Maid's room) and the owl will follow you.
At Mordred's secret lab, when the owl flies out, you feed the mouse to the mechanical owl. The owl becomes your friend and follows you.
The moldy cheese on Poptropica is for the mechanical mouse. All you have to do is go to the Lady in Waiting's house. Once you're standing outside of the mouse hole in her wall, bring out the cheese. A little robotic mouse will come running out for it. Catch that mouse.
Click on it!