If learners participate on hands on activities such as nature walks what type of assessment is that

This type of assessment would be considered a formative assessment. Formative assessments are ongoing assessments that provide feedback to both learners and instructors on the learning progress and understanding of the material. Activities such as nature walks provide a hands-on and experiential way for learners to demonstrate their understanding of concepts and skills, allowing instructors to assess their knowledge and skills in real-world contexts.