The kidnapped king: Someone has kidnapped the king and queen of Socotra. Then the prince is kidnapped, too! Can Dink, Josh, and Ruth Rose unmask the royals' enemies before it's too late? Or is the royal family of Socotra gone forever?

The lucky lottery: L is for Lucky ... And that's just how Lucky O'Leary feels when the lottery ticket his grandfather sends him turns out to be a million-dollar winner! But before Lucky can cash it in, someone sneaks into his house and steals it. It's up to Dink, Josh, and Ruth Rose to track down the thief!

The missing mummy: It's Mummy Monday at the museum, and Dink, Josh, and Ruth Rose are excited about the new Egyptian exhibit. It features a child mummy in an actual tomb! But then the mummy is stolen and the tomb robbed of its treasure. Can Dink, Josh, and Ruth Rose unravel the mystery?

The ninth nugget: Dink, Josh, and Ruth Rose are spending a week at a dude ranch. Everything is normal in a cowboy kind of way-- until Josh finds a huge gold nugget! Just as they are deciding what to do with their newfound riches, the nugget disappears. Will the kids be able to track down the thief?