How it works
This flag facts quiz asks about the flags of the world in words: which flag is not a rectangle, which tree is on the flag of Lebanon, which flags carry the Union Jack. Each answer gives a one-line reason.
Read the full guide
Five sets
Shapes, Colors, What is on the flag, Shared designs and History. A round is ten questions from all five; the Start from menu under the question stays on one set, which plays whole.
Pick an answer
Press a choice and it is marked at once. The note under it gives the reason and the two places the fact was read.
On paper
After a round, print a 10-question sheet with its answer key, or the whole set. See all with answers opens every question and answer.
- Three flags are one disk on a plain field: Japan (red on white), Bangladesh (red on green) and Palau (golden on blue).
Questions and answers
Which country's flag is not a rectangle?
Nepal. Its flag is two triangular pennants joined together, crimson red with a blue border, and it carries a moon and a sun.
Which flags are square?
Switzerland and Vatican City fly square national flags. The Swiss flag is a white cross on red; the Vatican flag is yellow and white with two crossed keys.
Which flags have the Union Jack on them?
Among national flags, those of Australia, New Zealand, Fiji and Tuvalu carry the Union Jack in the upper corner by the pole.
What is the difference between the flags of Australia and New Zealand?
Australia has six white stars, one of them the large seven-pointed Commonwealth Star. New Zealand has four red stars with white edges. Both show the Southern Cross beside the Union Jack.
Which flag is different on its two sides?
The flag of Paraguay. The front shows the national coat of arms and the back shows a different seal.