The best way learning to draw would be to practice. If you know what and how and what kind of proportions to use. Not question, but if are just starting it the best to get a book or a set of book on the technic, the materials to use, and the proportions to look at.
New age, right now it's new age the age of technology, and everything right now is made on computer. Rarely someone is drawing by hand, but the professionals are doing it by had. You can get a hardware for you PC and practice drawing on your ow computer. It would be easier for you to get a ebooks that you can look at on your PC also.
Save time, save energy and save money. Find everything you need online. Drawing Books
Cartoons and Caricatures