At last! Samantha Spinner tracked down her uncle! Now it's her big chance to learn everything. And now that he's safe and sound, it's time to get some answers. There are so many questions to ask--it's almost impossible to know where to start. Where did the RAIN come from? And what about the SUN? Who made the umbrella and all the incredible ways to travel? What did Uncle Paul mean when he told her to watch out for the. ... Wait a minute. Nipper's missing. Where did he go? What's that strange trail of yarn? Can't a girl take her eyes off her super-annoying little brother for ten minutes? (If you've been paying attention, then you know that the answer to that last question is "No! Of course not!")