As children go to sleep, trucks of all kinds team up in the sky to create a thunderstorm.

When Cece and her Adventure Girls troop face a sudden thunderstorm, they use science, technology, engineering, and math to solve problems and make their way safely back to camp.

While sitting through a fearsome thunderstorm that has put the lights out, Thomas hears a story from Grandfather's boyhood, when Grandfather was afraid of thunderstorms.

"Like all peas, Pea loves to roll. So when a no-good strawberry dares him to roll all the way off the farm, he swears he can do it--eazy me-zee! But along the way, a powerful thunderstorm strikes and bounces Pea off course--and right into two unlikely new buds: a bee named Bee who thinks she knows it all, and a bird named Jay who can't figure out how to fly. On their own they may not look like much, but if this trio can stick together, they just might...