If you are looking for a fun way to work on your coding skills over the next 25 days or so I would encourage you to check out advent of code. This is a project run by Eric Wastle.
Each day a new problem is posted and you have do develop a script that will figure it out. Some problems are pretty straight forward, others need a little bit of creativity. Either way its fun and a good way to lose yourself when you’re tired of dealing with your family over the holidays.