Quest 1: Three Years Went by in a Blink of Eye: Words in the living. Search the livingroom in words mode.
Quest 2: Like a Plate: Mystic Dish. Explore the Kitchen in the Witche's Curse mode to find the missing dish.
Quest 3: What's All the Hubbab?: Madga. Find Madga by searching the Manor's rooms in Words mode. You won't find her right away.