Collect letters, solve puzzles, and uncover the mystery of the missing eggs - all while riding a dinosaur! In a land where people and dinosaurs live side-by-side, a rampaging carnotaurus has stormed the post office. There may be more to the situation than meets the eye, however. It's up to junior postmaster Pip and his best dino bud Parcel to recover the scattered letters and figure out what could have made a dinosaur so