I didn't really know where to put this, but I made a list of all of my favorite challenges! So, here we go!

THE LEGACY CHALLENGE
/Start with one sim and try to continue on for 10 generations!
https://www.simslegacychallenge.com...hallenge-rules/

WAR CHALLENGE
/Try to survive a war for 5 generations, each one getting steadily worse.
http://modthesims.info/t/585307

100 BABY CHALLENGE
/Try to have 100 babies!
http://forums.thesims.com/en_US/dis...d-on-jun-5-2017

COUNTDOWN TO DOOMSDAY CHALLENGE
/Survive the apocalypse!
https://forums.thesims.com/en_us/di...msday-challenge

DECADES CHALLENGE
/Play through 13 decades of sims!
http://forums.thesims.com/en_US/dis...cades-challenge

BLACK WIDOW CHALLENGE
/Get close to 5 spouses, only to have them all die
http://www.carls-sims-4-guide.com/f...p?topic=24806.0

ASYLUM CHALLENGE
/Control one sim. Everyone's insane by the way.
http://forums.thesims.com/en_US/dis...ims-3-challenge

BIG SISTER CHALLENGE
/After the death of both of your parents, it's up to you to raise your little sibling.
http://modthesims.info/t/548184

WELL ROUNDED FAMILY
/Have a more realistic family!
http://modthesims.info/t/553526