ALL EIGHT
BROWSER GAMES
Choose a focused browser game — timing, memory, perception, estimation and geometry. Every challenge has a practice mode, a measurable result and a permanent URL.
Showing all 8 games.
Perfect Timing
TIMINGA browser timing game: stop an invisible clock at exactly 10.000 seconds.
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Reaction Time
TIMINGA five-round reaction time game with seeded signals, early-press handling and a personal average.
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Visual Memory
MEMORYRemember highlighted cells, restore the pattern and advance through harder grids in this visual memory game.
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Color Difference
PERCEPTIONFind the one tile with a different color as the perceptual gap gets smaller. This is a game, not a vision test.
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Visual Estimation
ESTIMATIONEstimate angles, proportions, lengths, distances and counts; each round keeps its natural unit.
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Perfect Shape
GEOMETRYDraw a circle, find a shape’s center and split a convex shape into equal areas using geometric scoring.
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Even Pour
ESTIMATIONA browser pouring game: fill different glasses to the same target without topping up.
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Fair Share
GEOMETRYA geometry game: cut cakes into equal areas across circles, squares, ellipses and hexagons.
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ATTEMPTS BY GAME · LOCAL HISTORY
HOW THE DAILY ROTATION RUNS · 5-DAY CYCLE
CAN'T DECIDE
Let the seed pick one for you.
Same UTC date, same challenge, everywhere. Practice stays unlimited and never touches your streak.