Logic brain teaser: Will you finish your thesis on time this summer?

By Maria Lando | February 6, 2020

Imag­ine you’re spend­ing the sum­mer pol­ish­ing your PhD the­sis in the library. Every day you take the sub­way, a train going up North to the uni­ver­si­ty. One day you real­ize that the trains going South can bring you to the beach. Noth­ing is wrong with some leisure. You cal­cu­late that if you spend half of…

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Brain Teaser for pattern recognition: The Empty Triangle

By Caroline Latham | October 12, 2017

Here you have a quick brain teaser…which num­ber should be placed in the emp­ty tri­an­gle to  the right? This puz­zle works your exec­u­tive func­tions in your frontal lobes by using your pat­tern recog­ni­tion, hypoth­e­sis test­ing, and log­ic. Warn­ing: There can be more than one solution…but make sure what­ev­er you say works in all four tri­an­gles! The…

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Brain teaser: How many haircuts do you think happen in America every year?

By SharpBrains | October 21, 2015

Google’s infa­mous brain-teas­er inter­view ques­tions don’t pre­dict per­for­mance (Busi­ness Insid­er): “Google built a rep­u­ta­tion for ask­ing brain-teas­er ques­tions like “How many hair­cuts do you think hap­pen in Amer­i­ca every year?” They’re sup­posed to test, in the­o­ry, how you tack­le a big prob­lem analytically

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Math Brain Teaser: Unfinished Thesis

By Maria Lando | November 4, 2011

Now, test your brain with this math brain teas­er. Every day you take the esca­la­tor into the sub­way, turn right and catch a train going up North to the uni­ver­si­ty. One day you real­ize that the trains on your left going in the oppo­site direc­tion can bring you to the beach. 

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