- Introduction to Cosmology - Barbara Ryden
- Fundamental Astronomy - Hannu Kartunnen et al.
- Foundation of Astrophysics - Barbara Ryden
- Astronomy - Stacey Palen
- An Introduction to Modern Astrophysics - Bradley Carroll and Dale Ostlie
- Optics - Eugene Hecht
- Mechanics - David Morin
- Physics Olympiad: Basic to Advanced Exercises - The Commetee of Japan Physics Olympiad
- An Introduction to Error Analysis - John Taylor
- Calculus - Paul Dawkins (https://tutorial.math.lamar.edu/)
- Probability and Statistics: The Science of Uncertainty - Michael Evans and Jeffrey Rosenthal