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Learn something new.
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Explore 10 surprising ideas, test what stays, or take a quick puzzle break. Start without an account.
Your first discovery · Science
Octopuses have three hearts
Two hearts pump blood through the gills; a third circulates it through the body. Their copper-rich blood appears blue.
Your knowledge garden · Level 1
0 XP · 100 XP to your next bloom
Curiosity Map
Where will your mind wander?
Each path has two sets of ten field-specific ideas and quizzes. New content is added in reviewed releases.
History
Civilizations, inventions & ideasRead the history guideArt
Vision, technique & expressionRead the art guide0%Recall strength
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Global weekly league
The Evergreen Board
Weekly XP resets Monday at 00:00 UTC. Accuracy breaks ties. Each set earns XP once per UTC day; retakes are practice.
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Focus grove · +10 XP daily
Give one thought your full attention.
Complete a five-minute reset to earn one daily focus reward.
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