"Seventh-grader Joseph Friedman is friendless and puny, with ADD to boot. He spends most of his time avoiding the class bully and hiding out in the Resource Room. But the Resource Room teacher encourages (i.e., practically forces) him to join the school cross country team, and he meets Heather, a new student who's tough and athletic and refuses to be pushed around by anybody"--

"It's been almost a year since Rain's brother Guthrie died, and her parents still don't know it was all Rain's fault. In fact, no one does--Rain buried her secret deep, no matter how heavy it weighs on her heart. So when her mom suggests moving the family from Vermont to New York City, Rain agrees. But life in the big city is different. She's never seen so many people in one place--or felt more like an outsider. With her parents fighting more than...

Geronimo Stilton is entered in the Mouse Island Marathon by his friend Champ Strongpaws who then forces him to train for it.

Determined to be a top runner at his school's annual Fun Run, Miles creates a health regimen to boost his endurance, but on the big day, he notices a friend struggling to keep going, forcing Miles to decide what winning really means to him.

Eight-year-old Sadiq wants to try out for the youth football team like his friends, but his parents feel he is too young, and instead suggest that he take up running and join the track club--Sadiq feels that running is wimpy, but the coach convinces him that running races can be fun as well.

Azari's life has been split in two and the halves are as different as lemons and mangoes. Running links the two parts of her life: sometimes when she runs it is because she wants to, because she feels strong and free. But sometimes it is because she has no other choice. When Azari and her mother flee for their lives to Ireland they are put in a centre for asylum seekers. They must share a room with a stranger, eat food they don't know the name of...

"Chicken Little dislikes competition. So when a marathon—featuring local-record holder, Hare!—is announced in the barnyard, she doesn't understand all the fuss. Until she watches her brood fall beak over claw for the gamey Hare and ditch their training in favor of his smoothies, sweatbands, and sneakers! Can Chicken Little prove this frontrunner's methods are phony or will she have to wing it and join the very long race? The plucky star of Chicken...

Fantasma. Lu. Patina. Sunny. Cuatro jóvenes de familias completamente diferentes, con personalidades que se vuelven explosivas al chocar. Pero son también cuatro jóvenes de secundaria que fueron escogidos para un equipo de élite de atletismo... un equipo que los podría ayudar a clasificarse para las Olimpiadas Juveniles. Todos tienen mucho que perder, pero también tienen mucho que demostrar, no solo a sus compañeros sino a sí mismos. Patina...