Spaced practice usually provides the trainee with:

Spaced practice (as opposed to massed practice) spreads training sessions over time, allowing better retention, comprehension, and skill transfer. The brain retains more when revisiting material in intervals.

Extract from HRCI-aligned HR knowledge (Learning and Development):

SPHR-level LandD emphasizes the neuroscience behind learning: “Distributed practice enhances retention and learning transfer by providing opportunities for review, reflection, and reinforcement over time.”