Recently estranged from her best friend and weeks away from shifting from only child to big sister, seventh grader Beatrix Lee consoles herself by writing haiku in invisible ink and hiding the poems, but one day she finds a reply--is it the librarian with all the answers, the editor of the school paper who admits to admiring her poetry, an old friend feeling remorse, or the boy obsessed with visiting the local labyrinth?

During a big snow, Mr. Putter decides to write a mystery novel, but what he ends up with is entirely different.

Although not thrilled when her summer plans are upended for a surprise cross-country train trip with her family and embarrassed because one of her moms is writing a tell-all book about the trip, twelve-year-old Sara Johnston-Fischer finds herself changing along with the landscape outside the train windows.

"Isaiah is now the big man of the house. But it's a lot harder than his dad made it look. His little sister, Charlie, asks too many questions, and Mama's gone totally silent. Good thing Isaiah can count on his best friend, Sneaky, who always has a scheme for getting around the rules. Plus, his classmate Angel has a few good ideas of her own--once she stops hassling Isaiah. And when things get really tough, there's Daddy's journal, filled with stories...

"Xiomara Batista feels unheard and unable to hide in her Harlem neighborhood. Ever since her body grew into curves, Xiomara Batista has learned to let her fists and her fierceness do the talking. She pours all her frustration and passion onto the pages of a leather notebook, reciting the words to herself like prayers--especially after she catches feelings for a boy in her bio class named Aman, who her family can never know about. Mami is determined...