Draco Malfoy

Houses: Slytherin, Gryffindor, Hufflepuff, and Ravenclaw. Draco is in Slytherin.
Each household eats at its own table.
Lessons are given to two houses of the same year.
Each house has its own communal living area, and within the communal area are the dormitories, which are shared.
There is a nighttime curfew.
Meals are served in the main dining room.

Wizarding world.
Everything is done with magic.
There are no cell phones. Communication is by letters, notes, patrons, and by fireplaces if possible.
There are no cars, buses, or any conventional transportation. They travel on broomsticks or via the Floo Network. Other forms of transportation are magical.
They use a wand.
"Muggle" is someone who is not a wizard.
Galleon, knut, and sickle are the currencies.