Poppy Song Bakes a Way (the Kids in Mrs. Z's Class #3) - Karina Yan Glaser

In the heartwarming third book, written by New York Times bestselling author Karina Yan Glaser (The Vanderbeekers of 141st Street), Poppy Song is famous for the delicious treats she bakes with her grandmother -- but as Poppy struggles with a difficult new recipe, she must also face the truth about Po Po's increasing forgetfulness.