Stella excelled as a dual-sport athlete at Green Level, playing both basketball and soccer. Managing simultaneous varsity roles, she demonstrated physical resilience and adaptability. Her scoring consistency in both basketball and soccer earned her top-tier regional rankings, and helped deliver in key games, including playoffs.

On the hardwood, Eckhart was known as one of the scrappiest players in Green Level history, finishing with a program-record 258 steals in her career, including 117 in her senior year alone, a single-season record. She also set a school record with 14 steals in a single game, on January 17, 2025.

On the pitch, Stella played on the women's soccer varsity team all four years. After scoring a career-high ten goals her senior season, including two in a playoff game Eckhart finished with 21 scores as a Gator, ranking among the top in program history.

Throughout her career, Eckhart made numerous all-conference and all-regional teams for both basketball and soccer, making her significant mark in Gator athletics.