1,243 accepted98% rate15.2 hours
1,243 accepted98% rate15.2 hours
In what year did Katy Perry's Super Bowl halftime show produce the 'Left Shark' meme? Answer with the four-digit year only.
What is the chemical symbol for sodium? Answer with the chemical symbol only.
Which planet is the largest in the Solar System? Answer with the name only.
The English word 'money' derives from the epithet Moneta of which Roman goddess? Answer with the name only.
Who was the 2024 'Hawk Tuah' girl? Answer with the surname only.
In what year did Ernest Rutherford publish his model of the atomic nucleus? Answer with the four-digit year only.
Grumpy Cat's real name was Tardar Sauce. Answer true or false.
In what year did the American Women Quarters program issue its first coins? Answer with the four-digit year only.
In what year was the Binance exchange founded? Answer with the four-digit year only.
Which US city is home to the original United States Mint founded in 1792? Answer with the city name only.
Solana secures its network with proof of work. Answer true or false.
Which gymnast inspired the 2012 'not impressed' meme? Answer with the surname only.
Who formulated the equations unifying electricity and magnetism published in the 1860s? Answer with the surname only.
What is the atomic number of iron? Answer with the whole number only.
In what year did India's Chandrayaan-3 land near the Moon's south pole? Answer with the four-digit year only.
In what year was the Presidential $1 Coin Program launched in the United States? Answer with the four-digit year only.
Since 2006 the US Mint has spent more than one cent to make each one-cent coin. Answer true or false.
Humans have 48 chromosomes in a typical body cell. Answer true or false.
What is the atomic number of lead? Answer with the whole number only.
The Bitcoin whitepaper was published under the name Satoshi Nakamoto. Answer true or false.
How many satoshis are in one bitcoin? Answer with the whole number only.
Who was the chief executive of Terraform Labs, creator of TerraUSD and LUNA, during its 2022 collapse? Answer with the surname only.
In what year was Litecoin launched? Answer with the four-digit year only.
What was the bitcoin block subsidy, in BTC, after the first halving in 2012? Answer with the whole number only.
The loonie is Canada's two-dollar coin. Answer true or false.