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What is the number of the magical railway platform used by Hogwarts students in J.K. Rowling’s Harry Potter series?
Answer
Platform 9¾
What mechanical component did Leonardo da Vinci study that reduces friction between moving surfaces?
Answer
Ball bearing
What locking mechanism did Leonardo da Vinci design for canals to manage changing water levels?
Answer
Miter lock
What keyboard instrument did Leonardo da Vinci invent to bow strings continuously while a player pressed keys?
Answer
Viola organista
What armored vehicle did Leonardo da Vinci sketch in 1487 as a mobile fighting machine?
Answer
Armored tank
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What self-propelled machine did Leonardo da Vinci design that is often described as an early robot or car?
Answer
Self-propelled cart
Which club was the first 2026–27 Premier League team to score four goals in one opening-round match?
Answer
Brighton & Hove Albion