One Line

draw the whole figure in a single stroke

More puzzles

• Daily Brain Workout — three minutes of memory training a day
• Memory Match — flip the cards and find the pairs
• Remember the Sequence — repeat the flashing pads in order
• What Disappeared? — look closely, then spot what is missing
• Number Memory — a number flashes, then you type it
• Word of the Day — a new Arabic word puzzle every day
• Matchstick Puzzles — fix the equation by moving one match
• Unblock (Rush Hour) — get the red car out of the parking lot
• Find the Number — equations with a hidden rule — 150 levels
• Magic Square — every row, column and diagonal adds up the same
• Theme Words — build words from letters
• Hidden Picture (Nonogram) — reveal the picture from the numbers
• Logic Grid (Einstein Puzzle) — who lives where?
• Pipes — connect the water to every house
• Water Jugs — measure water without a measuring cup
• Swap Puzzle — swap the two colours
• Connections — find the hidden link
• 24 Game — make 24 from four numbers
• Code Breaker — crack the colour code
• KenKen — cages and arithmetic
• Skyscrapers — how many buildings can you see?
• Star Battle — one star in every row and region
• Sun and Moon — balance the suns and moons
• Zip Path — one path through every cell
• Akari (Light Up) — light up the whole room