Which symbol belongs to Carbon?
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Daily 5
Five questions. About two minutes.
0 day streak · mixed from everything you’re studying
Math, English and science practice that adapts
Learning sticks when it feels like play.
Short quiz rounds that adapt to every answer, from counting to calculus, SAT words to circuits. Kids fix weak spots, build confidence, and come back for one more round.
One playful system for math, English and science.
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Every subject in one place
One account carries progress across every subject, and the first quiz in every topic is free.
New · Study pets
Every quiz feeds a pet that’s all theirs
Finish a quiz of 10 or more questions to earn gold. Spend it on food, toys and a cozy room, and keep your pet fed, happy and clean.
- Gold for real practiceOnly quizzes of 10 or more questions pay, so the pet grows with the learning.
- Food, Fun, Clean and 5 heartsLeave a bar empty and the hearts start to go. Care for it and it stays healthy.
- A buddy during quizzesIt walks under the quiz box and cheers right answers, and it never gives away a test.
- Cute animal soundsMeows, yips and purrs, off until you switch them on.
21 pets to adopt, from a Golden Pup to a pink flamingo, a rhino and a baby dino. The Cream Cat and the Golden Pup are free, and the rest come with Pro. A pet needs a signed-in learner.


Curie Cream Cat
42 gold
5 of 5 hearts
Food
Fun
Clean
Curie is happy!
- Golden Pup
- Pink Flamingo
- Rhino
- Baby Dino
- Jelly Cat
- Red Panda
Not another worksheet
Practice designed around how kids actually learn
Most quiz sites tell kids what they got wrong and move on. ScienceQuiz.org turns every miss into the next best practice opportunity.
Mistakes make it smarter
Missed ideas come back until they stick, while ideas you know well step aside. Practice stays focused instead of repetitive.
Adaptive review, not random repetitionMore ways to think
Multiple choice, typed answers, flashcards, and visual puzzles help knowledge work in more than one context.
Active recall in different formsProgress kids can feel
XP, streaks, badges, a study pet and visible mastery turn a few focused minutes into a learning habit.
Reward effort without distracting from learningReady in seconds
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Subjects & topics
Subjects you can study now
Math
From counting to calculus, one topic at a time.
English
Vocabulary, reading and grammar for SAT, ACT and ISEE.
Physics
Motion, energy, waves, circuits and light.
Chemistry
Matter, atoms, bonds, reactions and solutions.
Periodic Table Lab
Meet all 118 elements, then quiz yourself.
Biology
Cells, the human body, genetics and ecology.
Human Body Mission
Free: follow oxygen from your lungs to your cells.
Coming soon
Cosmic Quest
Planet Earth
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Physics
Physics
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Explore the periodic table
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Periodic Table Lab · Trophy shelf
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