Why can fieldwork provide an incomplete picture without teacher guidance?

Fieldwork can provide an incomplete picture because students often possess rich but disorganized and spontaneous concepts that lack the structure of formal reasoning and logic. Without teacher guidance, learners may struggle to bridge the gap between their initial observations and the systematic understanding required to master complex STEM education concepts.1

This guidance is essential for scaffolding, a process where an educator controls elements of a task that are beyond a student's current capacity. By managing these complex components, teachers allow students to focus on and successfully complete the parts of the task within their range of competence. This intervention helps students navigate the "zone of proximal development," moving them from unassisted, fragmented understanding toward the structured systems of adult logic and scientific reasoning. Without this support, students may fail to synthesize their experiences into meaningful knowledge.1