The Sea of Monsters (Percy Jackson and the Olympians, #2)

by Rick Riordan

With a final sad whinny, Rainbow the hippocampus did a back-flip and dove into the sea.

A rock the size of a basketball sailed into Polyphemus’s throat—a beautiful three-pointer, nothing but net.

“You mean, I can go back to Meriwether next year?” Chiron raised his eyebrows. “Oh, no, they’ve still expelled you.