The player may not use any cheats except resetsim.

If the player manages to not get a girl, the challenge fails.

The matriarch may be moved out as soon as she is an elder to make room, as long as there is another adult Sim in the house.

The matriarch may not get married while living in the house.

The last female Sim to be born from the matriarch will continue the challenge.

The player may not choose traits for any Sim except the matriarch.

The player may not use the apple or watermelon trick to determine the gender of a baby.

Maids can be hired, but the player has to stop them from helping with toddlers (i.e., changing diapers, feeding, etc.).

Young adults may be moved out immediately, but they cannot get a full-time job while living in the house.

Teens may get a part-time job to help out.

Otherwise, the player must wait for the game to age them up.

Children and teens may be aged up once they are A students and the player gets the message about the child reaching the honor roll.

Toddlers can be aged up as soon as they can walk, talk, and use the potty.

The matriarch may only leave the house to complete opportunities and meet men.

To have 100 babies in as few generations as possible

On January 5, 2012, Amiisay of Mod The Sims wrote a version of the rules for The Sims 3. In almost a couple years, The Cheesecake Challenge was popularized into the 100 Baby Challenge. The matriarch's Lifetime Want must be completed.The matriarch is not allowed to have the Family aspiration.If the household is full and there are teens in it, they must be sent to college.The same baby daddy is not allowed to be used twice.After the children are born, they are not allowed to contact their father, unless it is accidental (i.e., a walk-by, or a phone call).No help with the babies is allowed unless he or she is a teen that was one of the challenge kids.The player loses if they go over 50 births, but they may use the Triplets and Quads mod.To have a female Sim eat a cheesecake every time she gets pregnant, with the goal of having 100 children in 50 births or less Rules

On January 29, 2010, AndreaCat of Mod The Sims wrote The Cheesecake Challenge for The Sims 2, the earlier version of the 100 Baby Challenge.

Sims 4 teen adult pregnancy mod