Research has shown that our brain is capable of processing information for two hours at a stretch. After that, it gets saturated, and we thus, find it difficult to learn anything further. Thus, it is better if you try to study for not more than an hour or a half. This way you will not get bored or tired of what you study and will also be able to remember your subject matter better. If you still feel like you are struggling with your assignments, you can always Assignment Assistance academic provider who can assist you.