I have had four crochet squares made up to a Rowan pattern for ages, with no particular project in mind. Then looking through my stash recently I realised that two of them together would make one side of a twiddlemuff. A quick trawl through youtube found this short video on joining granny squares, and the result is here:
I also managed to join the two raw edges of the twiddlemuff ‘tube’ in the same way:
Made in Drops cotton merino grey, light grey and beige.
Now why has it taken me so long to learn this very useful method?