| Author | Christopher |
| Book Type |
1: early reader |
| Book Type |
2: chapter book |
| Category Description | juvenile fiction / sports & recreation / baseball & softball |
| Genre | Fiction |
| Genre | realistic fiction |
| ISBN-10 | 316141852 |
| Description | Mudders' catcher Rudy Calhoun is having a bad season behind the plate until, at a yard sale, he buys a used catcher's mask that greatly improves his playing. |