類型：Original Fiction: Comedy（原著小說：喜劇）
The new graded readers series of original fiction, adapted fiction and factbooks especially written for teenagers.
Marvin lives with his parents and a grandfather who is always inventing new gadgets to help his family. But his grandfather’s inventions often end up making Marvin’s life harder. Then one particular invention proves a success but it also attracts unwanted attention from a school bully.
◎ Audio recordings of the text