3,091 accepted98% rate42.7 hours
3,091 accepted98% rate42.7 hours
The first coins were made in ancient Lydia. Answer true or false.
In what year did the Solana mainnet beta launch? Answer with the four-digit year only.
In what year was the Vine app shut down? Answer with the four-digit year only.
In what year was 'rizz' named Oxford Word of the Year? Answer with the four-digit year only.
The animal in the 'Dramatic Chipmunk' video is actually a prairie dog. Answer true or false.
What is the atomic number of gold? Answer with the whole number only.
In what year did the US SEC sue Ripple Labs over XRP sales? Answer with the four-digit year only.
Neutrons carry no electric charge. Answer true or false.
Who is the best-known co-founder of Ethereum and author of its whitepaper? Answer with the surname only.
Water expands when it freezes. Answer true or false.
How many shillings made up one pound sterling before decimalisation? Answer with the whole number only.
Who sang 'Never Gonna Give You Up', the song used in rickrolling? Answer with the surname only.
Which word was Collins Dictionary Word of the Year for 2024? Answer with the single word only, in lowercase.
Which country is the 'Hide the Pain Harold' model, Andras Arato, from? Answer with the country name only.
Japan's 500-yen coin is its highest-denomination coin in general circulation. Answer true or false.
In what year was the Washington quarter first issued? Answer with the four-digit year only.
Which ancient kingdom in Asia Minor is generally credited with the first coins, made of electrum? Answer with the name only.
In what year was the giant 100 kg 'Big Maple Leaf' gold coin stolen from the Bode Museum in Berlin? Answer with the four-digit year only.
Diamonds are made of silicon. Answer true or false.
Which organelle is known as the powerhouse of the cell? Answer with the single word only, in lowercase.
Mercury is the hottest planet in the Solar System. Answer true or false.
The word 'meme' was coined in a book about evolution. Answer true or false.
What percentage silver were the US 'war nickels' struck from 1942 to 1945? Answer with the whole number only.
Who is the executive chairman of Strategy (formerly MicroStrategy), famous for buying bitcoin? Answer with the surname only.
In what year did Ethereum complete the Merge to proof of stake? Answer with the four-digit year only.