Unhappy Appy

Winnie Willis has always considered horses her best friends. But lately the world seems to be pairing off, and she’s the only one left out. After all, her sister, Lizzy, now has a “best friend.” And Madeline, her dad’s inventor “friend,” keeps showing up. But Hawk, Winnie’s only hope for a friend, has been acting as strange as her horse.

What’s wrong with Hawk and Towaco? If Winnie w...