Based upon the award-winning TV show and bestselling book series, Magic School Bus Scholastic Readers make learning an adventure! Ms. Frizzle's class is on its way to a pool - a tide pool. The kids spot everything from seaweed to seashells. But then they run into some real crabs. It's time for a crash lesson in tide pool life, and the kids find out quick that it can be a real rush. Climb on the Magic School Bus and learn about the tides and hermit crabs and much, much more.