Kids learn late to tackle data overload

Easy decision strategy not so simple for fourth graders

Fourth graders flock to information like middle schoolers to a Justin Bieber concert.

DECISIVE SLICES After practice at predicting the winners of car races, most young adults and 11- to 12-year-olds used the best available speed cue to pick winners (blue). In contrast, half of 9- to 10-year-olds used this information-frugal strategy.