In a group of four, there are three that are alike and one that is different. Which one is the odd one out: a pencil, a pen, a marker, or a notebook?

Category: Brain · Difficulty: medium

Hint: Think about how each item is used.

Answer

The notebook

Explanation

The notebook is for writing, while the others are writing instruments.

This is a medium brain riddle — a moderate challenge for most people. The answer is The notebook.

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