Learning programming is not a bed of roses. It is difficult, demanding, and demands the development of specific skills. But it can also be fun if you do it in an orderly way and allow you to unleash your creativity. Because programming is an activity of logic, but also creativity. The 42 Madrid methodology is based on peer learning, where the most valuable thing is to learn from your partner. An educational model in which students learn from each other through collaborative work, overcoming, sharing challenges, and, above all, evaluating each other. An ideal environment to follow these tips to the letter, which are almost a guarantee of success. What is a guarantee is 42 if we are talking about employability? 100%!