Turn down jokes

My pathological cheater of a sister wanted to play a board game with me.

I turned her down because I didn't like the Risk involved.

If you turn Down syndrome upside down, do they have Up syndrome now?

Why did the Invisible Man turn down a job offer? He couldn’t see himself doing it.

Fall

Someone booted Stephen Hawking offline. Maybe next time he will stand for the pledge/anthem.

Tilted Towers is gone.

The pilot goes "We're going down!"

The other pilot yells "Down like your syndrome?"

These are as weak as the towers.

Why did the doctor turn down the orphan?

He was a family physician.