This workbook guides  students through a hands-on learning process focused on recycling , circular economy  and  sustainability using PET bottles  as a starting point. It includes structured activities to explore plastic waste, understand its environmental impact and connect these challenges with the Sustainable Development Goals. Students work through research tasks, analysis of real examples and guided activities to understand how PET bottles can be transformed into 3D printing filament ....

This teacher guide supports the implementation of the PET Filament Pathway through a clear, classroom-ready structure. It provides learning objectives, session planning and practical guidance to help educators introduce circular economy concepts through the real transformation of PET bottles into 3D printing filament . The resource is organised as a step-by-step teaching flow , combining technical understanding of the PET recycling machine (parts, functions, setup and use) with active...

This teacher guide is designed to support educators in implementing the PET Filament pathway in the classroom in a structured, safe and pedagogically meaningful way. It provides a clear overview of the educational objectives, competencies developed and methodology, with a focus on sustainability, circular economy and STEAM learning. The guide explains how to introduce key concepts related to PET recycling, filament creation and 3D printing , offering practical guidance on classroom...