About KJ Study Guides

KJ Study Guides creates interactive exam prep books that use crosswords, quizzes, and glossaries to make studying more engaging and effective.

We publish study guides for major exams like the USPS 955, TEAS 7, and CompTIA certifications — with more titles added each month.

All KJ Study Guides are available on Amazon. You’ll find direct links to each title on our Bookstore page