The conceptual limitations of the luminiferous ether hypothesis. 2. Kinematics of Relativity
Key features that make this book an ideal companion for introductory courses include:
While the solutions manual is hard to find, the is available for borrowing on the Internet Archive (archive.org) . You can create a free account and "borrow" the scanned book for 1 hour to 14 days. This allows you to re-read the relevant sections (Chapters 1-3 are critical) to understand the derivations.
: Sites like Quizlet provide step-by-step walkthroughs of the chapter exercises.