nostr:nprofile1qy2hwumn8ghj7un9d3shjtnyd968gmewwp6kyqpq6tneke6u6pvla2drpws3l7f2g2zamwcyrlfgpks0hjqjrz57cgvs0s3kqn i think that with arithmetic, a certain amount of memorization and basic practice is n...
@nprofile1q... Puzzles could be a good thing for the people that like that 😁 But math is such a huge topic I'm fairly sure you can come up with different points of entry that suits other tastes.