Leyton Orient are facing a crucial summer transfer period as they aim to build a squad that are capable of challenging for promotion from League Two next season.

Kenny Jackett is a manager with a lot of experience and he has shown he is capable of leading sides to promotion in the Football League in previous jobs. Him taking the Leyton Orient job is a big statement about where the club aims to go in the next year or so.

It will be important that they offer him the right backing in the transfer window so that he can have a side that are good enough to challenge for promotion. Confidence will be high that they can enjoy a strong campaign next term if they get everything right off the field.

While we wait to see what Leyton Orient do in the summer we have put together a quiz to test your knowledge on 21 things about the club that true fans ought to know. Can you score 100%?