From its debut on Researchers? night in 2011, the play You are made up of elements in which scientist Dmitri Mendeléiev remembers both the discovery of some chemical elements and the lives of those scientists involved in this event, has been performed several times with a numerous audience and an excellent critical acclaim. All students study the Periodic Table in school. However, in general this topic is rejected because it is traditionally learned through memorization. In this context, this bilingual book-script has been written as a useful and motivating tool to bring science and its characters into the classroom by using theater as a vehicle