The book Pueblo Iku: Science, Nature and Art of the Arhuaco analyzes our most recent studies and learning experiences related to this pre-Hispanic indigenous community that still exists today in the northern region of Colombia, South America. This document is a simple attempt to raise awareness of the magnificent skills in STEM (Science, Technology, Engineering and Mathematics) of the Iku or Arhuaco people, and how they have preserved their knowledge and applied science in harmony with nature and other civilizations.