Xavier Is Too Curious

Xavier, the Yak, wants to know how everything works. He loves to take things apart. But when he take apart the television to see how the cartoon characters got inside, his mother is furious with him. She sends him to his room for the rest of the day. He dreads what his father will say when he gets home. To Xavier’s surprise, Dad brings him a present. It is a toy x-ray machine. Now he can see how things work without taking them apart.
This is book twenty-nine of thirty-one books in the First ...