As Laura looked up at the puffy, white clouds over the mountains, she called out to Grandpa, "Papa, where do clouds come from?" "Good question!" he answered. "To answer you, I could simply say a cloud is . . ." Join Grandpa, Laura, Austin, and Kailey as they learn about and explore Clouds, Hail, Lightning, Thunder, and even Slime. Grab a grown-up and do some cool experiments in your own home along with them to explain the science behind the curiosity.