The total value is represented by the digits in the tens and ones places of the number in column 3. This puzzle originally appeared in Spektrum der Wissenschaft and was reproduced with permission.

September/2092024/brain-teasers-with-answers.jpg" width="1200" height="675" /> Are you ready to challenge your IQ and ...

Think you’re smart enough? This brain teaser stumps most, but high IQs above 130 can solve it in 9 seconds. Are you ready for ...

September/1192024/puzzle-feat.jpg" width="1200" height="675" /> Logic puzzles are more than just riddles or puzzles—they're a ...

Do you have what it takes to solve this puzzle in 11 seconds? Only those with a high IQ can crack it! Test yourself now and ...

The article features a math puzzle aimed at testing readers' analytical and logical thinking by having them find the value of ...

This is Rachel, so Rachel bought 3 outfits. By clue (5), we know that at 8:00 there are 2 Math classes and 2 English classes. By clue (7), we know that Travis shares no classes with anyone else.

They are often used for mental exercise, educational purposes, or simply for fun. One such tricky brainteaser shared by ...

Logic Problems magazine has been a popular puzzle magazine for over 20 years. Buy a single copy of PUZZLER LOGIC PROBLEMS or a subscription of your desired length, delivered worldwide. Current issues ...

Ms. Lester = Math (3 corners remain, and since Math teachers cannot share a row, both bottom corners can’t be Math. So Ms. Lester must be Math) ...

They are the basis of computers and modern telecommunications. The underlying circuits are a complex, networked system of logic gates that generate binary input and output signals controlled by ...