Streak · 7 days+185 XP
7-Day Quantum Word Streak
Learn one quantum physics term a day, like qubit or superposition, and write a one-line definition. Check in once a day.
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Science · Facts & stats · iChallenge network
The Quantum Challenge
Daily facts and stats about quantum physics and quantum computing, plus real challenges to put them to work.
Today's 3 challenges
What is the basic unit of quantum information called?
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Today's round
- 5 questions
- 20s each
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Challenges
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Proof+250 XP
Explain Superposition Simply
Write a short explanation of superposition that a ten-year-old could follow. Post your write-up.
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Streak · 14 days+220 XP
14-Day Physics Reading Habit
Read at least one page about quantum physics every day for two weeks. Check in once a day.
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Live counts from QuantumChallenge.com. All arena stats →
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Questions
How hard are the quizzes?
They ramp — early rounds are approachable, streaks unlock harder sets.
Can I suggest questions?
Yes, via the contact form; credited if used.
How does the daily round work?
Everyone on this arena gets the same five questions each day, from easy to hard. You get one ranked attempt; practice rounds are unlimited.
How is my score calculated?
100 points per correct answer, up to 50 more for answering quickly, a combo multiplier for answers in a row, and 150 bonus points for a perfect round.
Is it free?
Yes. Playing, streaks, badges and leaderboards are free. Some challenges carry a sponsor-funded prize; the challenge card shows it when one is funded.