I developed a similar system when I was teaching a web development course [1] last year. It's open-sourced at https://github.com/qrohlf/gradebook https://github

I developed a similar system when I was teaching a web development course [1] last year. It's open-sourced at https://github.com/qrohlf/gradebook https://github.com/qrohlf/gradebook for anyone interested. [1] http://webdev.qrohlf.com http://webdev.qrohlf.com