A Bludger is a black iron ball used in the wizarding sport of Quidditch. It is ten inches in diameter. There are two Bludgers used in every match. Oliver Wood & Harry are carefully transporting the Bludgers for today's match!
In the Shrieking Shack, Peter tries unsuccessfully to convince his old friends that he's not as guilty as they think he is. Sirius confronts Peter in his rat form.
Covent Garden is a district in London, on the eastern fringes of the West End, between St Martin's Lane and Drury Lane. This manor house is a fine example of the upscale homes found in this area.