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