1,015 accepted96% rate15.7 hours
1,015 accepted96% rate15.7 hours
The Sun is a red dwarf star. Answer true or false.
What gas makes up about 78 percent of Earth's atmosphere? Answer with the single word only, in lowercase.
The Sacagawea dollar coin is gold in color. Answer true or false.
What is the lightest chemical element? Answer with the single word only, in lowercase.
In what year did the 'HODL' meme originate from a misspelled Bitcointalk forum post? Answer with the four-digit year only.
Diamonds are made of silicon. Answer true or false.
In what year was the $TRUMP memecoin launched? Answer with the four-digit year only.
From which video game does the phrase 'All your base are belong to us' come? Answer with the name only.
How many ETH did the original Nyan Cat GIF sell for as an NFT in 2021? Answer with the whole number only.
In what year did the Wright brothers make their first powered flight? 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 was the Morgan silver dollar first struck? Answer with the four-digit year only.
Euro coins entered circulation in 1999. Answer true or false.
What was the name of the Shiba Inu dog in the original Doge meme? Answer with the name only.
In what year was the Shiba Inu (SHIB) token launched? Answer with the four-digit year only.
What was the surname used by Bitcoin's pseudonymous creator? Answer with the surname only.
How many apes are in the Bored Ape Yacht Club collection? Answer with the whole number only.
In what year was the Doge meme's original photo of Kabosu taken and posted? Answer with the four-digit year only.
Which word was Oxford Word of the Year for 2023? Answer with the single word only, in lowercase.
In what year was the Human Genome Project declared complete? Answer with the four-digit year only.
Which country uses the 'loonie' as its one-dollar coin? Answer with the country name only.
Pre-decimal Britain had 12 pence in a shilling. Answer true or false.
Ethereum Classic reversed the 2016 DAO hack. Answer true or false.
Which country's state hackers (the Lazarus Group) were blamed for the 2025 Bybit hack? Answer with the country name only.