The Find The Heavy Ball Brain Teaser

Excited for the August 21 eclipse? Visit our Eclipse 2017 page to explore the science, history, and myths of the event. The Curiosity team will be viewing the eclipse alongside NASA in Carbondale, Illinois. Follow us on Facebook for live videos, trivia, and interviews on the big day.

The find the heavy ball problem is a logic puzzle that requires no math, just problem-solving skills. Here is the puzzle: You have a two-sided scale, and eight balls that look identical. Seven of the balls weigh exactly the same, and the eighth ball is slightly heavier. How can you find the heaviest ball by only using the scale two times?

Share the knowledge!

Key Facts In This Video

  1. Here is the find the heavy ball logic puzzle: 00:01

  2. Here is the solution to the find the heavy ball logic puzzle: 02:55

If you liked this you'll love our podcast! Check it out on iTunes, Stitcher, Google Play Music, SoundCloud, search 'curiosity' on your favorite podcast app or add the RSS Feed URL.