3D PRINT _Designing and creating 3D objects helps to develop their creative skills and stimulates pupils in solving problems. Printing an object can be useful to understand what works or does not work and above all it allows students to learn from their mistakes. The school is the place where students can learn the principles of 3D modeling up to learn the whole process that leads to 3D printing, understanding the functioning of applications and tools, but also begin to deal with a discipline increasingly present in the world of work in important sectors such as medicine, architecture, industry, art, etc.