Kids, grab your caps and team up with rangers Jack and Jen to solve The Case of the Missing Mountain. Complete the puzzles, master the mazes, and secure the sec

Exploring the Mexican jungle, Mary-Kate and Ashley meet three miners who think they are being chased by a monster, and seeking to disprove the monster's existen

8 year old Nancy Drew decides to build a model of a volcano for her science project. Best friends George (Georgia) Fayne and a gungho Bess Marvin arrive to help

While on an ocean cruise with their family, Mary-Kate and Ashley try to discover who stole their father's top-secret computer disk.

They’re explosive and invisible. They’re extinct and never ending. What are they? Science mysteries, of course! Get ready to crack the cases and the real sc