There are more than 85,000 species of molluscs (or mollusks, the two are interchangeable) in the world's oceans and seas. Here we meet just ten of them.
Following my earlier quiz on "Unusual Flags of the World", this quiz begins a series on interesting flag designs beginning with those from the Americas.
This is not a quiz about the national flags of Egypt, Iraq or Syria (which are black, white and red albeit with a little green too). I needed to get "red" into the title, so took a liberty with a quiz about newspapers of the world.
Sport is worldwide these days, with live pictures beamed into our living rooms from around the world. Can you recognize the sporting stadia pictured here?
This momentous decade saw the beginnings of the Cold War, the Korean War, the Space Race and decolonization. How much do you know about the decade of the baby boomers?
This quiz will need a broad spread of knowledge, from Harry Potter through Dickens, Shakespeare and more modern classics to The Bible and tales from mythological times.
This is the second quiz in the "Birds of Cambodia" series. This time we concentrate on the passerines, defined by having three toes forward-pointing and one pointing rearwards. These are primarily songbirds or perching birds.
Perhaps not quite as good as the 1970s, but the 1980s still produced many classic TV moments. Here is one question about UK TV from each year of the decade.
There are plenty of famous people who share a surname without being related. I'll give you clues to four people in each question and you need to identify their common surname.
"Hurry up and wait" is just how things often seem if you're in the army or catching a commercial flight. History has plenty of example of things that seemed to take much longer than expected...
in the second of this series of 12 quizzes, we look at events that occurred during the Chinese Year of the Ox. In the Vietnamese calendar, the Ox is replaced by the Water Buffalo.
Continuing a series that I began with my 100th quiz on FT, for my 400th quiz here we look back at the people and events celebrating their 400th anniversary in the 2010s
We will all recall memorable performances in our favourite TV series of yesteryear. What of the stars who gave those performances, though? Most are now dead, but which from each category was the last survivor?
Personally, I remember 1970s TV better than what was on yesterday, but that's just because I'm an old fogie! Here is one question from each year of that great decade of TV action in the UK.
Some British PMs are best known by their first names, others by their second. Match each less-known missing forename to the Prime Minister to whom it belongs.
I'll give you four singers/musicians. Three were born in the same year. All you need to do is to identify the one who is older or younger than the others...
Credit cards are fine in the big hotels, but if you want to buy street food or take a tuk-tuk, you'll need to have some local currency. Match the currency to the country.