Resources that I found to be helpful.
https://www.lynda.com/ITIL-tutorials/Learning-ITIL/791348-2.html?srchtrk=index%3a1%0alinktypeid%3a2%0aq%3aITIL3%0apage%3a1%0as%3arelevance%0asa%3atrue%0aproducttypeid%3a2
https://diontraining.com/training-courses/itil-foundation-cram-to-pass-the-itil-exam-in-7-days/
https://www.axelos.com/my-axelos