How Many Watermelons Are In This Picture? 90% OF PEOPLE GET IT WRONG.

is mentally labeled as one fruit.

The viewer may never consciously consider whether the image is showing cross-sections, halves or complete objects.

The recognition process happens too quickly.

Simple Puzzles Often Hide the Strongest Traps

Complicated puzzles naturally encourage careful thinking.

Simple puzzles can be more deceptive because they encourage continue reading …