Full list of all 50 The Sims 3 achievements worth 1,000 gamerscore. It takes around 30-35 hours to unlock all of the achievements on Xbox 360.
Became a partner of the Paragon Personal Private Charity Warehouse.
Became best friends with your boss and all of your co-workers.
Completed 10 Skill Journal Milestones.
Gained 150,000 Lifetime Happiness Points on one Sim.
Prepared a perfect meal.
Grew a perfect plant.
Caught a perfect fish.
Completed a Lifetime Wish before becoming a Young Adult.
Completed 100 Wishes.
Built a home of at least §350,000 property value on a large lot.
Moved into a new home.
Designed 20 styles using Create a Style.
Used the Epic Fail Karma Power on 13 unsuspecting sims.
Attended a town event.
Completed 150 Challenges.
Bought a car.
Gained 250,000 Lifetime Happiness on one Sim.
Completed 100 Challenges.
Bought out a commercial property in town.
Unlocked every Good Karma Power by purchasing them with Challenge Points.
Explored the catacombs after dark.
Completed 50 Challenges.
Wrote a book.
Completed 10 Opportunities.
Experienced the Meta.
Raised your household's value to §35,000 or more.
Completed a Lifetime Wish.
Completed 2 Skill Journal Milestones.
Threw an awesome party.
Welcomed a child into the family.
Reached level 10 in a Skill.
Made Woo Hoo!
Got engaged.
Used a Karma Power.
Went on a date.
Reached level 5 in a career.
Got 5 positive moodlets at the same time on one Sim.
Had a first kiss.
Completed 10 Wishes.
Made a best friend.
Learned the Charisma Skill.
Reached the maximum potential Karma.
Completed the tutorial.
Created a household.
Resurrect a Sim.
Extinguish a Sim on fire.
Become a public menace.
Start 5 romantic relationships.
Get an insurance check for over §15,000 after using the Firestorm Karma Power.
Complete 1,000 Wishes.