Add Yahoo as a preferred source to see more of our stories on Google. Some preschoolers are encouraged to bring in their favorite toy or stuffed animal, while others risk having it confiscated.

GREG KELLY (HOST): Now, people are losing their minds about this. Oh, that means empty shelves and more expensive products. Well, hold on a second. First, a little bit of the reaction. That is kind of ...

The Research Brief is a short take about interesting academic work. Poor preschoolers get fewer chances than wealthier children to bring their prized personal possessions to school. That’s what I ...