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Easy
Science & Nature

The Human Body

The remarkable machine you live in, from your bones to your immune system.

Sample question

What is the largest organ of the human body?

10 questions 6 min Answers explained
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Medium
Technology

Inventions That Changed Everything

The breakthroughs that rewired daily life — and the people behind them.

Sample question

Who is credited with introducing the movable-type printing press to Europe around 1440?

8 questions 8 min Answers explained
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Hard
History

Ancient Civilizations

From Sumer to the Inca — eight questions for the serious history lover.

Sample question

Which river was central to the rise of Ancient Egypt?

8 questions 10 min Answers explained
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Easy
Geography

Seas & Oceans

The blue that covers most of the planet, from the Pacific to the Dead Sea.

Sample question

What is the largest ocean on Earth?

10 questions 6 min Answers explained
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Medium
Science & Nature

The Animal Kingdom

Record-breakers, oddities and the rules that sort the living world.

Sample question

What is the largest animal ever known to have lived?

10 questions 8 min Answers explained
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Medium
Biology

Cells, Genes & Evolution

From the inside of a cell to the logic of natural selection.

Sample question

What is generally considered the basic unit of life?

10 questions 7 min Answers explained
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Hard
Maps & Cartography

The People Who Drew the World

Ptolemy, al-Idrisi, portolan charts and the draughtsman who straightened the Underground.

Sample question

Ptolemy's Geographia, written in the second century, was influential chiefly because it did…

10 questions 8 min Answers explained
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Medium
Geography

Rivers of the World

From the Nile to the Amazon — the great rivers that shaped where we live.

Sample question

Which river is traditionally considered the longest in the world?

10 questions 8 min Answers explained
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Medium
Science & Nature

The Human Brain

Three pounds of tissue, eighty-six billion neurons, and the most complex object we know of.

Sample question

Which is the largest part of the brain, responsible for thought and voluntary movement?

11 questions 8 min Answers explained
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Find your fit

Three levels to choose from

Every quiz is graded before it goes live, so you can start gentle and work up — or go straight for the hard ones.

Easy 62 quizzes

A gentle start. Good for a topic you are new to, or a confident round to get going.

About 6 min each Medium 152 quizzes

A fair mix of the familiar and the ones that make you stop and think. Most quizzes sit here.

About 7 min each Hard 46 quizzes

Trickier questions and finer detail, for finding out how much you actually know.

About 8 min each
Collections

Quizzes that go together

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Around the World in Questions

Every geography quiz on QuizKite in one place — capitals, flags, islands, oceans crossed and…

33 quizzes

Life on Earth

Quizzes on the living world — record-breaking animals, birds and their dinosaur ancestry…

33 quizzes

The Planet and the Cosmos

From the Earth's crust to the far side of the galaxy — geology, climate, natural disasters and…

16 quizzes

Science & Technology

The hard sciences without the equations, plus the engineering, computing and AI that came out…

25 quizzes

The Body and the Mind

How the body runs, what medicine can promise, and the psychology findings that survived…

11 quizzes

History and Power

Ancient Egypt to the world wars — rulers, religions, laws and the turning points, credited…

52 quizzes
The Blog

Read the story behind the quiz

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Education & Learning

Why we teach the way we do

Rows of desks, children sorted by birth year, fifty-minute periods, six weeks off in summer. Almost none of that is pedagogy — it's inherited administration. Here's where the modern classroom came from, and what the evidence actually says about class size, homework and learning styles.

10 min read
Culture & Society

Why traditions survive

Many practices that present themselves as immemorial are younger than the railway. The interesting question isn't which ones are old, but what ritual is actually for — and why humans reliably copy the steps that do nothing.

12 min read
Sports

Why sporting records keep falling

Human biology has not changed in a century, but the record book keeps moving. Timing precision, surfaces, equipment, nutrition, professionalism, the size of the talent pool — and an honest look at doping.

10 min read
Getting started

Four steps, and no account needed

Anyone can hand you a score. The part that makes it stick is knowing why the answer is right — so that is what every question is built around.

  1. 1 Pick a quiz Browse 60 topics or filter by level. Nothing to sign up for.
  2. 2 Answer at your pace Ten questions, four options each, and no timer running anywhere.
  3. 3 Read the why Every answer opens an explanation — usually with a second fact worth keeping.
  4. 4 Review and retry A full breakdown at the end, then replay just the ones you missed.
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2,597 questions, and every single one carries an explanation. Not a sample — all of them.
260 quizzes across 60 topics, each researched and fact-checked against reliable sources by hand.
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