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Pure Logic: single player Einstein Riddles, or live competition
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Deductive logic puzzles, no ads. Includes 10 puzzles to try before you buy.
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These logic puzzles are for the true logic problem fanatic! Can you solve them?
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Free daily quick logic grid puzzle you can solve anywhere, anytime. Fast & fun!
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Real Kakuro is like crossword with numbers. Simple math puzzle for math lovers.
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Einstein Riddle - unique text brain puzzles. Boost your IQ level.
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Albert Einstein was a theoretical physicist and the most famous scientist.
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Challenging logic puzzles
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Selected Quotes of Wisdom, Science and Inspiration by Albert Einstein.
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Play Sudoku in style! All puzzles are free.
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Albert Einstein
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More than 60 Scientists: Guess the Chemist, Physicist and Astronomer!
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Wonderful animal puzzle game for kids of all ages!
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Easily collect, visualize and analyze sensor data collected on your einstein™
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Albert Einstein's life and his the scientific career.
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Highly-effective training simulator for brain
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Follow the clues, solve the puzzles!
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Try to solve the famous "Einstein's Riddle" and many of its variations!
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Pure logic game based on famous Einstein puzzle
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A fun variation of well-known Zebra Puzzle.