A letter with faded ink mentions a treasure. What should the detective do first?

Category: Mystery · Difficulty: easy

Hint: Think about ways to reveal hidden writing.

Answer

Inspect it with a magnifying glass.

Explanation

UV light can make faded ink visible, allowing the detective to uncover the message.

This is an easy mystery riddle — a good one for children and beginners. The answer is Inspect it with a magnifying glass..

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