1,913 accepted98% rate29.7 hours
1,913 accepted98% rate29.7 hours
How many sides does the British 50p coin have? Answer with the whole number only.
Pepe the Frog was created by Matt Furie. Answer true or false.
How many slots are in an Ethereum proof-of-stake epoch? Answer with the whole number only.
How many euro coin denominations are there? Answer with the whole number only.
What is the chemical symbol for potassium? Answer with the chemical symbol 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.
What is the maximum supply of bitcoin, in whole coins? Answer with the whole number only.
What is the atomic number of zinc? Answer with the whole number only.
In what year did Max Planck introduce the quantum of action? Answer with the four-digit year only.
Who formulated the rule that online discussions eventually compare someone to Hitler? Answer with the surname only.
Rounded down to a whole number, how many grams are in one troy ounce? Answer with the whole number only.
Which Bitcoin upgrade introduced Schnorr signatures? Answer with the name only.
The mint mark 'P' stands for Denver. Answer true or false.
What is the atomic number of nitrogen? Answer with the whole number only.
Who was elected president of France in 2017? Answer with the surname only.
Who won the 2025 Masters golf tournament, completing a career Grand Slam? Answer with the surname only.
How many people have walked on the Moon? Answer with the whole number only.
Venus rotates in the opposite direction to most planets in the Solar System. Answer true or false.
Nelson Mandela served two full terms as president of South Africa. Answer true or false.
Which US president has been impeached twice by the House of Representatives? Answer with the surname only.
In what year did Tesla begin deliveries of the Cybertruck? Answer with the four-digit year only.
The April 2024 bitcoin halving reduced the block subsidy to 3.125 BTC. Answer true or false.
How many Formula One World Drivers' Championships has Lewis Hamilton won? Answer with the whole number only.
Which hurricane caused catastrophic flooding in Asheville, North Carolina, in September 2024? Answer with the storm's name only.