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⚛PeriodicTable.space

Interactive periodic table with quizzes, puzzles, and real-time element data. Built for students, educators, and chemistry enthusiasts.

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Chemical Puzzle Lab

Build molecules with graph-accurate validation, live progress tracking, adaptive hints, and challenge-ready tools designed for interactive chemistry learning.

Graph ValidationLive Valency TrackerAdaptive HintsSession Analytics

Chemical Puzzles

Build with precision, test your speed, and unlock mastery badges.

Completion0%
Success Rate0%
Avg Solve0s

Session Stats

Attempts: 0

Solved: 0

Current Streak: 0

Best Streak: 0

Select a puzzle to start building.
Round Time0s
Best Time--
Atoms Placed0
Bonds Placed0

Select a puzzle from the sidebar to begin.

Use atom and bond tools to construct a valid molecule graph.