In what book do instrument cases double as suitcases?

The Basic Brown was a very common type of this creature. He was a serviceable beast without much glamour, according to what book?

In what book does the insignia on the side of a jet suddenly change from Tachyon Travel to Sky Trails?

In what book do you find the words gnarly, turtley, and tentacular?

In what book does a character like to draw? “When I’m drawing a picture, I feel . . . quiet inside.”

In this book, a certain kind of food is described as part of “pig culture?”

In what book is a main character unhappy because the water spraying into the air is not clear, but muddy?

In what book does the character go looking for his twin, who is uncharacteristically late?

In what book does the main character’s costume portray the head of a crocodile, the body of a lion, and the bottom of a hippo?

In what book is there an argument over inventorship?

In what book does a character learn it is better to play together?

In which book does the main character have trophies for Top Scorer, MVP, Most Yards From a Scrimmage, Team Captain, and State Champions?

In what book do you learn that S.A.M. stands for Support Assist Mech? They are a unit of scientists, mechanics, soldiers, and medics trained to help others on the field.

In what book do we learn the legend of how four rivers were formed?