Logic Masters Deutschland e.V.

Normal sudoku rules apply [place the digits 1 to 9 in every row, column, and 3x3 box]

Normal arrow rules apply [digits along an arrow must sum to the number in the attached circle]

Normal German whisper rules apply [adjacent digits along a green whisper line are at least 5 a part]

Normal thermo rules apply [digits along a thermometer increase from the bulb to the tip]

Normal renban rules apply [digits along a pink renban lines form a set of consecutive non repeating digits in any order]

Th v connects two digits that sum to 5. Not all are given

Play the puzzle here