The well runs deep
Trivia questions and answers, drawn fresh from the well
239,757 public questions across 1,818 topics. Challenge yourself, or build the perfect quiz for game night.
239,757
Questions with answers
1,818
Topics to explore
3
Depths of difficulty
Today at the well
1 / 5 0
What bird-inspired aircraft did Leonardo da Vinci design with flapping wings?
Answer
Ornithopter
What automated animal did Leonardo da Vinci design for a 1515 celebration in France?
Answer
Mechanical lion
What type of mechanical clock did Leonardo da Vinci design with separate mechanisms for hours and minutes?
Answer
Mechanical clock
What kind of pump did Leonardo da Vinci design for lifting water?
Answer
Centrifugal pump
What machine did Leonardo da Vinci design to grind lenses more precisely?
Answer
Lens-grinding machine
0 / 5
Round complete
239,757 trivia questions
Every question has an answer
1,818 public topics
Something for every quiz
Free to explore
Reveal answers at your own pace
Fresh from the well
Latest trivia questions
What automated animal did Leonardo da Vinci design for a 1515 celebration in France?
Answer
Mechanical lion
What kind of pump did Leonardo da Vinci design for lifting water?
Answer
Centrifugal pump
What machine did Leonardo da Vinci design to grind lenses more precisely?
Answer
Lens-grinding machine
What weapon did Leonardo da Vinci design with a bow far larger than a normal crossbow?
Answer
Giant crossbow
What type of lock did Leonardo da Vinci improve for canals?
Answer
Miter lock
What mechanical component did Leonardo da Vinci study using balls between rings?
Answer
Ball bearing