The friendship war

Stickers, Silly Bandz, Rainbow Looms, fidget spinners . . . buttons?! A brand-new school story about friendship and fads from the bestselling author of Frindle.This is war. Okay-that's too dramatic. But no matter what this is called, so far I'm winning.And it feels wonderful.Grace and Ellie have been best friends since second grade. Ellie's always right in the center of everything-and Grace is usually happy to be Ellie's sidekick. But what happen...