Luthor the Doberman, a former attack dog, has a good home with Savannah Drysdale, but every time a certain truck passes he goes into a frenzy, while Griffin Bing is caught up in trying to beat his rival, Darren Vader, at an invention contest.

Twelve-year-old Benji Franklin's problem-solving skills are put to the test when he is asked to find a way to stop an asteroid that is headed right for Earth.

When Kristoff and the ice harvesters challenge Oaken and his new invention to a friendly contest, Oaken, Elsa, and Anna becomes embroil in a mystery involving a missing ice harvesting machine.

While helping on his grandparents' farm, Zach, his best friend Matthew, and neighbor Josie outsmart a tormenting turkey and, in the process, solve a mystery of missing jewelry.

Second-grade detectives Jigsaw, Mila, and their friends follow clues to learn who is sending threatening notes to their classmates.

It's springtime in Ms. Cupid's class, and the entire class is excited to build their very own leprechaun traps. Maybe, if they catch one, they will all get the gift of good luck! And after a few magical clues, it looks like there might be a leprechaun on the loose in Frankie Sparks's house! Her best friend, Maya, is convinced the leprechaun exists, but Frankie has her doubts-especially when it feels like every trap she designs fails! Will Frankie...