This document outlines the unit plan for a 2oESO Natural Science class on the topic of how living beings interact and reproduce. The unit will focus on the concepts of reproduction in animals and plants, and interactions in health and social education contexts. Students will learn the basic concepts of interaction and reproduction through examinations, laboratory assignments on the scientific method and graphing, and activities applying their knowledge of vital functions. The unit aims to develop students' approaches to learning skills like collaboration, communication, and problem solving as well as characteristics of the IB learner profile including being inquirers, knowledgeable, thinkers, and communicators.