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