Santillana often releases teacher evaluation copies or sample units legally. Search for:
It is important to note the copyright aspect. Santillana (part of Grupo Prisa) rigorously protects its intellectual property.
Since you searched for “repack” (implying a bundled file), here is a clean method to build your legal study compilation:
This homemade “repack” respects copyright because you are not copying Santillana’s original layout — you are aggregating open-licensed materials.
The inclusion of "PDF" and specifically "Repack" in the search query reveals the technical struggles often faced by students and parents seeking digital materials.