Try your hand at these tricky visual puzzles and give your brain a boost!

Mode = the most frequently occurring number in the set. (Note: if there are multiple most frequently occurring numbers in a dataset, the mode is not unique. All modes in this puzzle are unique) Range ...

Note: Morning and afternoon camps can be combined to create a full-day experience. If your child is registered for both a morning and afternoon camp at the same location, Science Discovery staff will ...

In 1974, a geneticist named Marsha Jean Falco devised an ingenious research tool to help determine whether epilepsy in dogs was an inherited trait. She drew a series of symbols on index cards, where ...

Henry Ernest Dudeney may be among the most significant puzzle inventors who ever lived. He was born in Mayfield, England, in 1857, the son of a village schoolteacher, and he died in 1930. Dudeney ...

A Brain teaser is a type of puzzle which requires thinking and logical skills. In these types of puzzles, even math riddles ...

Add Yahoo as a preferred source to see more of our stories on Google. Research shows that crossword puzzles are effective in improving memory. (Getty Images) (artisteer via Getty Images) There is no ...

The New York Times announced last week that it will stop making Digits, a math puzzle game that debuted in beta in April. The last of these daily math puzzles will go up on August 8. Digits is a fun ...

The puzzle game genre is unbelievably vast, including everything from cozy mobile titles and daily brain teasers to dark puzzle-platformers and detective games. As a result, trying to narrow down the ...