While mouseking Geronimo Stiltonord is struggling to select the winner of the Shield Mouselet Mega Challenge, dragons launch a surprise attack.

While the other Vikings love to holler and howl and battle and brawl, Leif prefers spending time by himself atop the beautiful fjord. But when it's time for the Viking Games, everyone must participate. Will Leif let down his clan... or surprise them?

When a scheming lord tears Jess's family apart, she must rely on her unlikely friendship with Kal, a high-ranking Patron boy, and her skill at Fives, an intricate, multi-level athletic competition that offers a chance for glory, to protect her Commoner mother and mixed-race sisters and save her father's reputation.

To ensure her family's survival, sixteen-year-old Koral cheats her way into the Glory Race, a dangerous chariot tournament using sea monsters meant for the ruling elite.

A rabbit and a turtle defy convention when they team up to win a rapping contest in spite of their differences.

Del is excited to leave small town America to compete in a perfume competition in Paris. What started out as just a dream for Del and her twin sister is nearly in her grasp. If she wins this competition, they are on their way to opening their very own perfume boutique! As the competition dawns Del realises that whilst she might have had the best nose in her small village, her competitors seem to know more than she could ever have dreamed. This competition...

Lulu, one of the Lotus Lane Girls, loves all things sparkly and glamorous, so when she hears about a Penelope Glitter look-alike contest she is determined to enter and win--and she is not going to let the still-unresolved problems with neighbor Mika get in the way.

Artie King and his Camelot Middle School friends, Percy and Wayne, enter the annual Dragon Duel robot tournament to earn a much-needed 300 dollars, then must decide whether or not to cheat.

Tella's brother Cody is sick and getting worse, so when she finds instructions on how to become a contender in the dangerous Brimstone Bleed race where she can win a cure for him, she jumps at the chance--but there is no guarantee that she will win, or even survive.

When Mrs. Heinie decides that she can't take it anymore and is replaced by an extremely strict teacher, Mr. Skruloose, Bernie Bridges and his Rotten House buddies try to think of a way to bring Mrs. Heinie back.