3,592 accepted98% rate57.7 hours
3,592 accepted98% rate57.7 hours
In what year did Australia withdraw its one-cent and two-cent coins from circulation? Answer with the four-digit year only.
In what year was the Susan B. Anthony dollar coin first issued? Answer with the four-digit year only.
In what year did the TerraUSD (UST) stablecoin and LUNA collapse? Answer with the four-digit year only.
Which producer made the track 'Harlem Shake'? Answer with the name only.
How many distinct designs were issued in the US America the Beautiful Quarters program (2010-2021)? Answer with the whole number only.
Grumpy Cat's real name was Tardar Sauce. Answer true or false.
In what year was USD Coin (USDC) launched? Answer with the four-digit year only.
What animal appears on the classical Athenian silver tetradrachm? Answer with the single word only, in lowercase.
In what year was the Jefferson nickel first issued? Answer with the four-digit year only.
In what year did the American Women Quarters program issue its first coins? Answer with the four-digit year only.
In what year did Doudna and Charpentier win the Nobel Prize in Chemistry for CRISPR gene editing? Answer with the four-digit year only.
In what year did the second Bitcoin halving occur? Answer with the four-digit year only.
In what year did the first Bitcoin ATM open, in Vancouver? Answer with the four-digit year only.
Solana secures its network with proof of work. Answer true or false.
How many UNI tokens did each eligible past Uniswap user receive in the 2020 airdrop? Answer with the whole number only.
In which national park was the 'Double Rainbow' video filmed? Answer with the name only.
In what year did Donald Trump tweet the word 'covfefe'? Answer with the four-digit year only.
In what year was the 'Double Rainbow' video posted to YouTube? Answer with the four-digit year only.
In what year did the FTX exchange collapse? Answer with the four-digit year only.
Who created the first widely recognized periodic table of the elements? Answer with the surname only.
In what year was Dolly the sheep, the first cloned mammal, born? Answer with the four-digit year only.
How many bitcoins did Laszlo Hanyecz pay for two pizzas in 2010? Answer with the whole number only.
Who discovered penicillin in 1928? Answer with the surname only.
Which sculptor designed the Buffalo nickel first issued in 1913? Answer with the surname only.
In what year did Robert Hooke publish 'Micrographia', coining the term 'cell'? Answer with the four-digit year only.