Yes, imagine classical physics were taught by studying the original works from Newton.
It would never work!
A couple of my buddies and I tried that in HS - it didn't go well. Halliday Resnick and Mir publishers was the way to go for USAPhO.
A couple of my buddies and I tried that in HS - it didn't go well. Halliday Resnick and Mir publishers was the way to go for USAPhO.