An older couple were lying in bed one night. The husband was falling asleep but the wife was in a romantic mood and wanted to talk. She said, "You used to hold my hand when we were courting." Wearily he reached across,...

This perplexing visual puzzle has the internet stumped – only about 1 in 35 of us can spot the “8” among these “9”s in all 7 levels within 30 seconds! Did you find it? Here’s the picture. Can you find...