Sims 3 Big Brother House: Complete Guide & Setup Tips

Linda Jul 20, 2026
Big Brother House Floor Plans
Big Brother House Floor Plans

The Sims 3 Big Brother House is a popular expansion pack for the life simulation game The Sims 3, released in 2009 by Maxis and published by Electronic Arts. This pack adds a new gameplay element to the series, allowing players to create and manage their own Big Brother house, complete with contestants, challenges, and eliminations.

Big Brother House Floor Plans
Big Brother House Floor Plans

With the Big Brother House expansion pack, players can build and customize their own Big Brother house, complete with a living room, kitchen, bedrooms, and outdoor spaces. The pack also includes a variety of pre-made house designs, as well as a range of furniture and decor items to customize the space.

the inside of a large room with lots of furniture
the inside of a large room with lots of furniture

Gameplay Mechanics

The gameplay mechanics in The Sims 3 Big Brother House are centered around the idea of contestants competing in challenges and being eliminated from the house. Players can create and manage their own contestants, each with their own unique traits and characteristics.

this is an aerial view of a modern house
this is an aerial view of a modern house

Players can also set up and manage their own challenges, such as trivia questions, physical competitions, and social games. The contestants will then compete in these challenges, and the winner will be the one who stays in the house.

Contestant Management

The new futuristic Big Brother house with nowhere to hide
The new futuristic Big Brother house with nowhere to hide

Players can create and manage their own contestants, each with their own unique traits and characteristics. Contestants can be created with a range of traits, including skills, interests, and personality traits.

Players can also manage the contestants' relationships with each other, as well as with the player themselves. This can lead to interesting dynamics and conflicts within the house.

Challenge Management

Área externa da casa do BBB25
Área externa da casa do BBB25

Players can set up and manage their own challenges, such as trivia questions, physical competitions, and social games. The contestants will then compete in these challenges, and the winner will be the one who stays in the house.

Players can also customize the challenges to fit their own playstyle, including adjusting the difficulty level, the number of contestants, and the rewards for winning.

Customization Options

an artist's rendering of a mansion with pool and hot tubs in the foreground
an artist's rendering of a mansion with pool and hot tubs in the foreground

The Sims 3 Big Brother House expansion pack includes a range of customization options for players to create and manage their own Big Brother house. Players can build and customize the house, complete with a living room, kitchen, bedrooms, and outdoor spaces.

Players can also customize the contestants and challenges to fit their own playstyle, including adjusting the traits, relationships, and rewards for winning.

two 3d floor plans of a house with living room and dining area in the middle
two 3d floor plans of a house with living room and dining area in the middle
Big Brother 2014: Inside The New House
Big Brother 2014: Inside The New House
Big Brother | sims
Big Brother | sims
a blue and white bathroom with two large mirrors on the wall next to it's tiled floor
a blue and white bathroom with two large mirrors on the wall next to it's tiled floor
838 NIAWONG RESIDENCE (PUBLIC PICTURES) | LUXURY INTERIOR LIVING
838 NIAWONG RESIDENCE (PUBLIC PICTURES) | LUXURY INTERIOR LIVING
Big Brother Brasil: entenda a estética Memphis, estilo da casa de 2022
Big Brother Brasil: entenda a estética Memphis, estilo da casa de 2022
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First look a the Big Brother house where a Halifax contestant will be staying
First look a the Big Brother house where a Halifax contestant will be staying

House Customization

Players can build and customize their own Big Brother house, complete with a living room, kitchen, bedrooms, and outdoor spaces. The pack includes a range of pre-made house designs, as well as a variety of furniture and decor items to customize the space.

Players can also adjust the layout and design of the house to fit their own playstyle, including adding or removing rooms, adjusting the size and shape of the house, and customizing the exterior and interior design.

Contestant Customization

Players can create and manage their own contestants, each with their own unique traits and characteristics. Contestants can be created with a range of traits, including skills, interests, and personality traits.

Players can also manage the contestants' relationships with each other, as well as with the player themselves. This can lead to interesting dynamics and conflicts within the house.

The Sims 3 Big Brother House expansion pack offers a unique and engaging gameplay experience that is perfect for fans of the series. With its customizable gameplay mechanics, contestants, and challenges, players can create and manage their own Big Brother house in a way that is tailored to their own playstyle. Whether you're a seasoned Sim player or just looking for a new challenge, The Sims 3 Big Brother House is a great addition to the series that is sure to provide hours of entertainment and fun.