Here are some of my favourite fun songs about science.
ASAP Science is a great site. Here is their song about the whole periodic table of the elements, in order: ASAP element song.
Here is Tom Lehrer’s original element song: The Elements.
Here is a song about ionic and covalent bonding: The Bonding Song
And here is Veritasium’s song about Chemical Bonding
Here is a bonding version of the Lazy Song – it’s really out of tune but the song is good!
Here is one we wrote for the song ‘Happy’: Happy bonding song