1,826 accepted98% rate30.3 hours
1,826 accepted98% rate30.3 hours
In what year was the Vine app shut down? Answer with the four-digit year only.
The first coins were made in ancient Lydia. Answer true or false.
Which American writer was the first woman honored in the American Women Quarters program in 2022? Answer with the surname only.
Neutrons carry no electric charge. Answer true or false.
Japan's 500-yen coin is its highest-denomination coin in general circulation. Answer true or false.
Who sang 'Never Gonna Give You Up', the song used in rickrolling? Answer with the surname only.
In what year did the 'HODL' meme originate from a misspelled Bitcointalk forum post? Answer with the four-digit year only.
In what year was the Washington quarter first issued? Answer with the four-digit year only.
The word 'meme' was coined in a book about evolution. Answer true or false.
In what year was the $TRUMP memecoin launched? Answer with the four-digit year only.
What is the maximum supply of Litecoin, in whole coins? Answer with the whole number only.
Most 1943 US one-cent coins were made of zinc-coated steel. Answer true or false.
In what year did Bitcoin Cash split from Bitcoin? Answer with the four-digit year only.
In what year did the Fukushima Daiichi nuclear disaster occur? Answer with the four-digit year only.
Which planet was discovered in 1846 by mathematical prediction? Answer with the name only.
In what year did Ethereum activate EIP-1559 in the London upgrade? Answer with the four-digit year only.
In what year did the Eisenhower dollar coin first appear? Answer with the four-digit year only.
What is the largest moon of Jupiter? Answer with the name only.
In what year did 'The Dress' (blue and black or white and gold) go viral? Answer with the four-digit year only.
In what year did Dmitri Mendeleev publish his periodic table? Answer with the four-digit year only.
In what year did Will Smith slap Chris Rock at the Oscars? Answer with the four-digit year only.
In what year did Pepe the Frog first appear in the comic 'Boy's Club'? Answer with the four-digit year only.
Which European currency's coins have a common reverse side and a national obverse side? Answer with the single word only, in lowercase.
Who wrote the Ethereum Yellow Paper and later founded Polkadot? Answer with the surname only.
In what year was Reddit founded? Answer with the four-digit year only.