Pedagogical (adjective)

1. Relating to teaching or education.
2. Relating to the methods or principles of teaching.

Origin:

Late 18th century: from french pédagogique or modern latin pedagogicus, from greek paidagōgikos, from paidagōgos "teacher" (see pedagogue).

Examples:

1. A pedagogical approach.
2. Pedagogical methods have evolved over time.
3. The book is designed to be used as a pedagogical tool.
4. The teacher's pedagogical skills were highly praised.
5. The conference focused on the latest pedagogical research.