Si buscas libros de texto o guías de estudio mencionadas en College Sidekick, el Internet Archive ofrece un sistema de préstamo verificado:

The Internet Archive is a digital library that provides access to a vast collection of free online content, including books, articles, and educational resources. College Sidekick is a popular platform that offers study materials, notes, and resources for college students. In this report, we'll explore the possibility of downloading free College Sidekick resources from the Internet Archive.

If you cannot find the specific file on the archive, the College Sidekick website provides its own system for accessing student-shared content: