The Pew Research Center's Internet and American Life Project has a new study that looks at teens and their use of computers, tablets and smartphones. Looks like smartphone use by teenagers is skyrocketing. As of late last fall, 37 percent of U.S. teens have smartphones, up from 23 percent just in 2011.

Pew's Mary Madden and Amanda Lenhart wrote the study, and offered other tidbits from their research on teens and how they're using technology.

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So what might this mean for businesses looking to market to teens? Click on the audio player above [http://www.marketplace.org/topics/tech/10-ways-your-teenager-using-internet] to hear more.