Technical Science Grade 12 Free Textbooks and Teacher Guides PDF Download Finding free textbooks and teacher guides for Grade 12 Technical Science can be a bit challenging, as resources vary depending on your location and curriculum requirements. But On this article We have Collected Technical Science Grade 12 free textbooks, teacher guides, as well as learner guides for download. The books are in pdf format for easy download. The books have been supplied by the South African Department of Education, as well as (amongst others) Sasol Inzalo, and Western Cape Education Department. These books do not replace the prescribed textbooks for Technical Science Grade 12, but complement the entire curriculum for CAPS.