I subscribed to the channel belonging to Imagiers a while ago.
Originally, I saw the traditional songs below -
Today I saw that there was new series - Les comptines de Gros nez. This is a series of 63 French rhymes / songs 'sung' by a cartoon blue man with a big red nose. For example -
Alternatively, you could use Les comptines de la souris -
Also on Imagiers are many vocabulary videos like the one below -
There are thousands of videos on the channel - some are more advanced grammar and so on, others are simpler vocabulary presentations. And some are not French at all - eg there are several clips about Helsinki!