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Science Quizzes

Planets, elements, and the human body. Explore the wonders of science.

76 quizzes
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Science
The Solar System Quiz
Planets, moons, and cosmic wonders — how well do you know our cosmic neighborhood?
📝 10 Qs Easy
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Science
The Human Body Quiz
You live in one every day — but how much do you actually know about the human body?
📝 10 Qs Medium
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Science
The Periodic Table Quiz
Elements, symbols, and atomic numbers — time to dust off that chemistry brain.
📝 10 Qs Hard
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Science
Dinosaurs Quiz
T-Rex, Triceratops, and 160 million years of prehistoric life. How much do you know?
📝 50 Qs Medium
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Science
Weather & Climate Quiz
Hurricanes, tornadoes, and climate science — test your knowledge of Earth's weather.
📝 50 Qs Medium
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Science
Space Exploration Quiz
From Sputnik to SpaceX — test your knowledge of humanity's journey beyond Earth.
📝 50 Qs Medium
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Science
Genetics & DNA Quiz
Double helixes, CRISPR, and the blueprint of life — how well do you know genetics?
📝 50 Qs Hard
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Science
Psychology Facts Quiz
Cognitive biases, famous experiments, and the science of the mind — how much do you know?
📝 50 Qs Medium
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Science
Inventions & Discoveries Quiz
Who invented what, and when? From fire to the iPhone — trace humanity's greatest breakthroughs.
📝 50 Qs Medium
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Science
Ocean & Marine Science Quiz
Tides, trenches, and marine ecosystems — explore the science of our oceans.
📝 50 Qs Medium
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Science
Astronomy Beyond the Solar System Quiz
Black holes, galaxies, and the edge of the universe — deep space knowledge.
📝 50 Qs Hard
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Science
Earthquakes & Volcanoes Quiz
Tectonic plates, eruptions, and the Ring of Fire — test your geology knowledge.
📝 50 Qs Medium
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Science
Chemistry in Everyday Life Quiz
From baking soda to batteries — the chemistry hiding in plain sight.
📝 50 Qs Medium
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Science
Human Evolution Quiz
From Australopithecus to Homo sapiens — trace the epic story of human evolution.
📝 50 Qs Hard
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Science
Climate Change Science Quiz
Greenhouse gases, rising seas, and tipping points — how well do you understand climate change?
📝 50 Qs Medium
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Science
Medical Breakthroughs Quiz
Penicillin, vaccines, and gene therapy — test your knowledge of medicine's greatest discoveries.
📝 50 Qs Medium
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Science
Nutrition Myths Debunked Quiz
Eggs are bad for you? Fat makes you fat? It's time to bust the biggest nutrition myths.
📝 50 Qs Medium
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Science
Artificial Intelligence Quiz
ChatGPT, self-driving cars, and the AI revolution — how well do you understand artificial intelligence?
📝 50 Qs Medium
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Science
Mythbusters Science Quiz
Busted, plausible, or confirmed? Test your knowledge of popular science myths.
📝 50 Qs Easy
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Science
The Science of Sleep Quiz
REM cycles, circadian rhythms, and sleep disorders — how well do you understand sleep?
📝 50 Qs Medium
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Science
Dinosaur Myths vs Facts Quiz
Everything Jurassic Park got wrong — and right. Separate dino fact from fiction.
📝 50 Qs Easy
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Science
Moon Quiz
Tides, phases, and moonwalkers — everything you think you know about the Moon (and don't).
📝 50 Qs Medium
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Science
Deep Ocean Quiz
The abyss, hydrothermal vents, and creatures that defy imagination — the deep ocean quiz.
📝 50 Qs Hard
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Science
Optical Illusions & Perception Quiz
Your brain lies to you constantly — test your knowledge of optical illusions and perception.
📝 50 Qs Easy
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Science
Forensic Science Quiz
Fingerprints, DNA evidence, and crime scene investigation — the real science behind solving crimes.
📝 50 Qs Medium
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Science
Volcanoes of the World Quiz
Krakatoa, Yellowstone, and Olympus Mons — from Earth's most explosive eruptions to alien volcanoes.
📝 50 Qs Medium
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Science
The Sun Quiz
It's just a ball of fire, right? Wrong. The Sun is way weirder than you think.
📝 50 QsMedium
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Science
Gravity Quiz
Newton's apple was just the beginning. Gravity is the weirdest force in the universe.
📝 50 QsHard
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Science
Renewable Energy Quiz
Solar, wind, nuclear, and the race to power the future.
📝 50 QsMedium
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Science
Roller Coasters Quiz
G-forces, inversions, and the engineering behind the world's craziest rides.
📝 50 QsEasy
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Science
Edible or Poisonous? Quiz
Berries, mushrooms, and plants — can you tell what's safe to eat from what could kill you?
📝 50 Qs Medium
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Science
Brain Myths Quiz
We only use 10% of our brain. Left brain = logical. Right brain = creative. All myths?
📝 50 QsEasy
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Science
Antarctica Quiz
The coldest, driest, windiest continent — and one of the most fascinating places on Earth.
📝 50 QsHard
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Science
Human Brain Quiz
86 billion neurons, infinite complexity, and we still barely understand it.
📝 50 QsHard
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Science
Amazon Rainforest Quiz
10% of all species on Earth, zero bridges, and it creates its own weather.
📝 50 QsMedium
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Science
Mars Quiz
Rovers, rusty deserts, and humanity's next home.
📝 50 QsMedium
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Science
Internet Quiz
From ARPANET to TikTok — the 55-year story of the internet.
📝 50 QsMedium
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Science
Time Quiz
Relativity, time zones, and the nature of time itself.
📝 50 QsHard
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Science
Sahara Quiz
It wasn't always a desert. And it feeds the Amazon Rainforest.
📝 50 QsMedium
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Sci-Fi vs Science Fact
Teleportation, time travel, and lightsabers — which sci-fi concepts are actually possible?
📝 50 QsMedium
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Earth vs Other Planets
It rains diamonds on Neptune. Venus days last longer than its years.
📝 50 QsMedium
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Coral Reefs Quiz
They're animals, not plants. They support 25% of all marine life. And they're dying.
📝 50 QsMedium
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Blood Quiz
It's never blue. It contains gold. And your body makes 2 million red blood cells per second.
📝 50 QsMedium
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Tornadoes Quiz
The most violent storms on Earth — from Tornado Alley to the myths that could kill you.
📝 50 QsMedium
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Bridges Quiz
Golden Gate, Tower Bridge, and the engineering that connects the world.
📝 50 QsEasy
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Spooky Science Quiz
The real science behind ghosts, déjà vu, zombie ants, and things that go bump in the night.
📝 50 QsEasy
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Volcanoes Deep Dive Quiz
Supervolcanoes, lava types, and eruptions that changed civilization — the deep dive.
📝 50 QsMedium
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Lightning Quiz
5x hotter than the sun's surface, and it strikes Earth 100 times per second.
📝 50 QsMedium
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How Well Do You Really Know the Ocean Floor?
📝 50 QsHard
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How Well Do You Really Know Robots & AI?
📝 50 QsMedium
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Extreme Weather Events Quiz
📝 50 QsMedium
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Space Mysteries Quiz
Dark matter, the Fermi Paradox, and the questions that keep astronomers awake at night.
📝 50 QsHard
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Genetics & DNA Deep Dive Quiz
CRISPR, 23andMe, and the code that makes you you.
📝 50 QsHard
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Nuclear Energy & Disasters Quiz
Chernobyl, Fukushima, and the fuel that could save or destroy the planet.
📝 50 QsHard
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Coral Reefs Deep Dive Quiz
They cover 0.1% of the ocean floor but support 25% of all marine life — and they're dying.
📝 50 QsMedium
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Volcanoes & Geothermal Wonders Quiz
Supervolcanoes, geysers, and the molten fury beneath our feet.
📝 50 QsMedium
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Parasites & Symbiosis Quiz
Mind-controlling fungi, zombie ants, and the organisms living inside you right now.
📝 50 QsHard
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Periodic Table Deep Dive Quiz
Element 118, radioactive bananas, and the scientists who died discovering elements.
📝 50 QsHard
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Dinosaur Deep Dive Quiz
T. rex couldn't actually roar, raptors had feathers, and birds are literally dinosaurs.
📝 50 QsMedium
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Microplastics & Pollution Quiz
They're in your blood, your food, and your lungs — the invisible pollution crisis.
📝 50 QsMedium
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Fossils & Paleontology Quiz
How fossils form, what they reveal, and the discoveries that rewrote history.
📝 50 QsHard
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Astronomy Deep Dive Quiz
Exoplanets, dark matter, and stellar death — the ultimate astronomy challenge.
📝 50 QsHard
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Psychology Deep Dive Quiz
Famous experiments, cognitive biases, and the science of the mind — go deep.
📝 50 QsHard
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Mars Deep Dive Quiz
Rovers, ancient rivers, and humanity's next home — the Red Planet revealed.
📝 50 QsHard
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Solar System Deep Dive Quiz
Planets, moons, and cosmic wonders — the ultimate solar system challenge!
📝 50 QsHard
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Science
Climate Change Deep Dive Quiz
Deep dive into climate science — emissions data, tipping points, projections, and solutions.
📝 50 QsHard
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Science
Human Body Deep Dive Quiz
Go beyond the basics — deep dive into the incredible human body.
📝 50 QsHard
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Science
Renewable Energy Deep Dive Quiz
Solar, wind, and beyond — how much do you know about the clean energy revolution?
📝 50 QsHard
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Science
Black Holes & Dark Matter Quiz
The universe's deepest mysteries — from event horizons to invisible matter
📝 50 QsHard
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Science
Quantum Physics Quiz
Superposition, entanglement, and uncertainty — explore the quantum realm
📝 50 QsHard
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Science
Artificial Intelligence Deep Dive Quiz
From Turing to transformers — test your knowledge of AI's past, present, and future
📝 50 QsHard
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Science
Forensic Science Deep Dive Quiz
Crime scenes and cutting-edge science — how well do you know forensic investigation?
📝 50 QsHard
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Science
Earthquake Science Deep Dive Quiz
Fault lines, seismic waves, and tectonic forces — explore the science of earthquakes
📝 50 QsHard
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Science
Photosynthesis Deep Dive Quiz
Chlorophyll, Calvin cycle, and the most important reaction on Earth — photosynthesis deep dive.
📝 50 QsHard
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Science
Volcano Types Deep Quiz
Shield, strato, calderas, and cinder cones — how well do you know volcano types?
📝 50 QsMedium
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Science
Climate Zones Deep Quiz
Koppen-Geiger, tundra to rainforest — how well do you know Earth's climate zones?
📝 50 QsMedium