This puzzle requires simple simple addition and subtraction, so just focus your mind. If you need help, you can look at the example pyramid, which should make it easier to work out. Head to the ...

This pyramid puzzle retraces Howard Carter's footsteps in honor of the 100th anniversary of King Tut's discovery.

Solve pyramid puzzle designed to reduce risk of dementia as 40% of cases can be prevented. ... Simple things such as crossword puzzles can reduce dementia risk (Stock Image) (Getty) By.