1,186 accepted99% rate18.2 hours
1,186 accepted99% rate18.2 hours
In what year was the Roosevelt dime first issued? Answer with the four-digit year only.
Mitochondria have their own DNA. Answer true or false.
What is the SI unit of force? Answer with the single word only, in lowercase.
In what year was the Hubble Space Telescope launched? Answer with the four-digit year only.
What is the largest moon of Jupiter? Answer with the name only.
In what year was 'goblin mode' named Oxford Word of the Year? Answer with the four-digit year only.
What is the face value in US dollars of a 1933 Double Eagle gold coin? Answer with the whole number only.
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.
What is Litecoin's target block time in seconds? Answer with the whole number only.
Which planet has the most extensive ring system? Answer with the name 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.
Who wrote the Ethereum Yellow Paper and later founded Polkadot? Answer with the surname only.
Which singer had the 2011 viral hit 'Friday'? Answer with the surname only.
Bitcoin uses proof of stake to secure its network. Answer true or false.
What is the term for the 'heads' side of a coin? Answer with the single word only, in lowercase.
The Krugerrand is minted in Australia. Answer true or false.
What was the surname used by Bitcoin's pseudonymous creator? Answer with the surname only.
Which planet has the hottest average surface temperature? Answer with the name 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.
In what year was the Trinity test, the first nuclear explosion? Answer with the four-digit year only.