Try to solve it entirely on your own. Do not peek when you get stuck; try to push through the mathematical barrier.
The core strength is the sheer volume of problems. Instead of just reading theory, you get to work through problems involving vectors, velocity, acceleration, and Newton's laws of motion. 2. Comprehensive Coverage of Topics schaum 39s theoretical mechanics solutions pdf
What (e.g., Lagrangian, Coriolis force, central force orbits) is giving you trouble? Try to solve it entirely on your own