Pipe Puzzle
Rotate pipe segments to connect the water source to the drain.
Goal: Rotate the pipe segments to connect the water source (top-left, highlighted) to the drain (bottom-right, highlighted).
How to play: Click any pipe tile to rotate it 90° clockwise. Keep rotating until all pipes form a connected path from source to drain.
Pipe types: Straight pipes connect two opposite sides. Corner pipes turn 90°. T-junctions connect three sides. Cross pipes connect all four sides.
Winning: The puzzle is solved when every pipe is properly connected. Connected pipes will be highlighted.
Moves: Your rotation count is tracked above the grid. Try to solve the puzzle in as few moves as possible!
Undo: Click Undo to reverse your last rotation. You can undo as many times as you like.
Rotate pipe segments to connect the water source to the drain.
Flip cards to find matching pairs – use your memory to remember where each card is.
Fill the grid with digits 1–9 so each run adds up to its clue – like a crossword with numbers.
Move the entire stack of discs to another peg – but you can never place a larger disc on a smaller one.
Watch the color sequence, then repeat it – how long a sequence can you remember?