Deduce This.
A Hence board where only one deduction can be made. Can you find it, in one move? A new one most days, with the answer the next day.
The first Deduce This is on its way. In the meantime, today's Hence is waiting.
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Want a whole board? Deduce This is one move. The daily Hence is a full puzzle: a new board every day, the same for everyone.
Play today's Hence