World Records
1 / 15How well do you know these amazing world records?
15 quick questionsNo sign-upFree to playTap an answer below to begin ↓
What is the tallest building in the world as of 2024?
About World Records
How well do you know these amazing world records? World Records packs 15 multiple-choice questions with a mix of 5 easy, 5 medium, 5 hard questions into a relaxed session of roughly 7 minutes — no sign-up, no timer pressure. An explanation appears after every answer, and finishing once a day keeps your streak alive.
A few sample questions
1. What is the tallest building in the world as of 2024?
Answer: Burj Khalifa
The Burj Khalifa in Dubai stands at 2,717 feet (828 meters) tall and has held the record as the world's tallest building since its completion in 2010.
2. What is the longest river in the world?
Answer: Nile River
The Nile River in Africa is generally considered the longest river in the world at approximately 4,130 miles (6,650 km), though some measurements suggest the Amazon may be longer.
3. What is the largest ocean on Earth?
Answer: Pacific Ocean
The Pacific Ocean is the largest ocean, covering about 63 million square miles. It is larger than all of Earth's landmass combined.
4. What country has the largest population in the world?
Answer: India
India surpassed China as the world's most populous country in 2023, with over 1.4 billion people.
5. What is the fastest land animal?
Answer: Cheetah
The cheetah is the fastest land animal, capable of reaching speeds up to 70 mph (112 km/h) in short bursts covering distances up to 500 meters.
Things you'll learn along the way
- The Mariana Trench in the Pacific Ocean contains the Challenger Deep, the deepest known point at approximately 36,000 feet (about 11,000 meters) below sea level.
- Antarctica is technically the world's largest desert at about 5.5 million square miles. A desert is defined by low precipitation, not temperature. The Sahara is the largest hot desert.
- Michael Phelps holds the all-time record with 23 Olympic gold medals (and 28 total medals) earned across five Olympic Games from 2000 to 2016.
Frequently asked questions
Is World Records free to play?
Yes. The entire SeniorBrainGames catalog — including World Records — is free, with no sign-up required, no time limits, and no ads on top of the game. It also works offline once the page has loaded once.
How long does World Records take?
Most players finish World Records in about 7 minutes. You can pause between questions, replay it as often as you like, and there is no penalty for taking your time — answers are explained after you submit them.
What's a good follow-up after World Records?
If you enjoyed this memory games quiz, try the Daily Challenge — five rotating questions, refreshed every 24 hours, that count toward your streak. You can also use the Surprise Me button on the homepage to land on a different game type for variety.
Can I print World Records?
Yes — use the Print button at the top of the page for a clean question sheet, or "Print with Answers" to make an answer key. Printed sheets work well for group play at home, in a classroom, or at a senior center.
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