Yes, there are plenty of online sources that you can utilize and as well one of the best sources is your teachers they are the ones who have a lot of years of expertise and as well guide you on how to create assignments. And the other sources you can utilize ask from seniors who have done assignments they can as well help you they have deeper knowledge and they will tell you to vital tips and some useful strategies to write quality assignments from the scratch.  On the other hand, you can also go to Google and type I need help with writing assignments. After that find a reliable writer that can help you to write quality assignments at a reasonable price.