Caldecott Medalist Kevin Henkes’s award-winning Penny returns in the third I Can Read story about a sweet and curious mouse, perfect for fans of Lilly’s Purple Plastic Purse, Owen, and Chrysanthemum.

When Penny spots a marble in Mrs. Goodwin’s front yard, she picks it up, puts it in her pocket, and takes it home. It’s a beautiful marble—it’s big, shiny, blue, smooth, and fast, and Penny loves it. But does the marble really belong to Penny?