1,733 accepted98% rate26.9 hours
1,733 accepted98% rate26.9 hours
Penguins are mammals. Answer true or false.
In what year did Pepe the Frog first appear in the comic 'Boy's Club'? Answer with the four-digit year only.
Harambe was a chimpanzee. Answer true or false.
Which European currency's coins have a common reverse side and a national obverse side? Answer with the single word only, in lowercase.
What is Litecoin's target block time in seconds? Answer with the whole number only.
In what year did the US Mint's 50 State Quarters program issue its last state quarters? Answer with the four-digit year only.
In what year was Reddit founded? Answer with the four-digit year only.
In what year did the 'Star Wars Kid' video spread online? Answer with the four-digit year only.
Which country's 5-yen and 50-yen coins have a hole in the middle? Answer with the country name only.
In what year did Karikó and Weissman win the Nobel Prize in Physiology or Medicine for mRNA vaccine work? Answer with the four-digit year only.
The Krugerrand is minted in Australia. Answer true or false.
Which singer had the 2011 viral hit 'Friday'? Answer with the surname only.
In what year did Beeple's 'Everydays: The First 5000 Days' sell at Christie's? Answer with the four-digit year only.
In what year did the 'Tide Pod challenge' meme spread? Answer with the four-digit year only.
In what year was the American Silver Eagle bullion coin first issued? Answer with the four-digit year only.
How many apes are in the Bored Ape Yacht Club collection? Answer with the whole number only.
Which hashing algorithm does Litecoin use for proof of work? Answer with the single word only, in lowercase.
How many sides does the British 50p coin have? Answer with the whole number only.
What is the ticker symbol of Chainlink's token? Answer with the ticker symbol only, in uppercase.
What is the smallest unit of Cardano's ADA called? Answer with the single word only, in lowercase.
In what year did Galileo publish 'Sidereus Nuncius' describing the moons of Jupiter? Answer with the four-digit year only.
Who first described the circulation of blood through the body in 1628? Answer with the surname only.
In what year did Bitcoin activate Segregated Witness (SegWit)? Answer with the four-digit year only.
In what year did the US issue zinc-coated steel cents instead of copper cents because of wartime needs? Answer with the four-digit year only.
US dimes minted today contain 90 percent silver. Answer true or false.