Rock collecting has never been quite like this! When the class forgets to do its homework, a fieldtrip through the Earth's crust, into the center of the Earth, and out through a volcano will teach them not to forget their assignments again - and then some!

"La nueva maestra de la Escuela de Walkerville, no tiene miedo de arriesgarse, cometer errores y embarrarse. Cuando la clase decide ir a Hawái, los chicos piensan que les espera el descanso y surfear, pero no es así. ¡Vivirán una aventura submarina!" -- Ms. Frizzle takes the class on a trip to a Pacific Island, where the Magic School Bus provides them with individual submarines, and they learn about fish schools and the behavior of undersea animals--and...