Esther
| Gender | Female |
| Age | 9 |
| Hair Color | Black |
| Occupation | Student |
| Grade | 4th Grade |
| Religion | Roman Catholic |
| Voiced by | April Stewart |
| First Appearance | Rainforest Shmainforest |
Another newcomer from Ms. Stevens' dancing choir, Esther bares a resemblance to Kevin Stoley but is sometimes in the back of the classroom. She worked with Craig Tucker on the egg project and was interviewed for the newspaper.