+1Use multiple textbooks for science (Chem, Phys, Bio)- some will help you because they all go into different lengths and there are various parts which are explained in one textbook that isn't in the other. Also, it will benefit you if textbooks contradict each other because then you are forced to do more research and get the information clarified to ensure that the details are correct.
+2Use multiple textbooks for science (Chem, Phys, Bio)- some will help you because they all go into different lengths and there are various parts which are explained in one textbook that isn't in the other. Also, it will benefit you if textbooks contradict each other because then you are forced to do more research and get the information clarified to ensure that the details are correct.