It sounds like you’re looking for the (likely the Saber Hacer or Projecte Natural Science series). While I can’t provide or link to copyrighted PDFs directly, I can give you a short, engaging story that captures the spirit of searching for that resource — and then offer the best legal ways to find it.
| Method | How to do it | |--------|----------------| | | Ask your teacher for the Santillana digital license. | | BlinkLearning | Search “Natural Science 4 Primaria Santillana” — buy or access via school code. | | Santillana Compartir | Some free teacher-shared resources available. | | Secondhand | Look on Wallapop, eBay, or local book exchanges for used copies (often come with unused digital codes). | | Library | Many public or school libraries carry the physical book. | natural science 4 primaria santillana pdf best