How many squares are on a standard chessboard?
Answer64
A chessboard is an 8 by 8 grid, giving 64 squares.
Challenge · Facts & stats
Challenge HQ facts & stats
7 fact-checked facts about challenges, competitions and records, each with the reason behind it. 5 more are in today's round and join this page after it closes.
The basics
How many cells wide is a standard Sudoku grid?
Answer9
A standard Sudoku is a 9 by 9 grid where each row, column and 3 by 3 box holds the digits 1 to 9.
Going deeper
The ancient Olympic Games were held at Olympia in which country?
AnswerGreece
The ancient Olympics took place at Olympia in southern Greece, traditionally from 776 BC.
How many events make up a decathlon?
Answer10
'Deca' means ten: the decathlon combines ten track and field events over two days.
What three disciplines make up a triathlon?
AnswerSwimming, cycling, running
A triathlon is a swim, a bike ride and a run completed one after another.
Expert level
How many events are in a heptathlon?
Answer7
'Hepta' means seven: the heptathlon combines seven track and field events.
What is the official distance of a half marathon?
Answer21.0975 km
A half marathon is exactly half of 42.195 km, which is 21.0975 km (about 13.1 miles).
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