Your child already knows how to move to the music, clapping their hands and stomping feet to the beat of your favorite tunes. Time to learn to play musical instruments. It will, of course, not real instruments.
Take tight containers: bottles, cans and pour down (not up) cereal, pasta, buttons, and any other loose or dangerous items. If to shake these vessels, each one will have its own sound. It's your musical instruments. Now, turning on your favorite music, you can play along to them musicians.