It's our second Katastrophion puzzle, difficulty level platinum.

It's a gold level Hypernion!

It's our second Pandemonion puzzle, difficulty level platinum.

Try this interactive sudoku-esque puzzle, kindly provided by Muddled Puzzles!

Logikion is a level up from Pandemonion, one of our new interactive sudoku-like puzzles!

Katastrophion is a level up from Logikion — if you like sudoku, you'll like this!

A life insurance agent knocks on a door. A woman answers and he tries to sell her a policy. He asks her how many children she has and their ages. She replies: "I have three children, but I will not even listen to your sales pitch unless you guess their ages..."

Find the number x that satisfies two interesting properties.