How many roof tiles does the Sydney Opera House have?
1,056 thousand tiles. Utzon blended clay with crushed stone so the roof glows in sunlight without blinding the harbour.
How close would your guess have been?
In the game we ask it like this: “How many thousand roof tiles cover the shells of the Sydney Opera House?”
Type a number — scored exactly the way a round in the game is.
The answer
1,056thousand tiles



