Apps that can keep kids entertained during long road trips include (from left) Waze, Story Dice, Mobbles, Cobypic, and Postcard on the Run. NPR hide caption

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Jealous? If you have trouble sleeping, several new apps and devices promise to help you figure out why. In this photo from January, Huan Huan, a female giant panda, sleeps in a zoo in Beauval, France. Franck Prevel/Getty Images hide caption

itoggle caption Franck Prevel/Getty Images