Melt the candy melts in the microwave. Watch carefully and stir to be sure they don't burn.

Spread candy melts out on a cookie sheet.

Sprinkle the rainbow sprinkles on top.

Let cool for half an hour.

Decorate with mini marshmallows.

Break the bark into random shapes and shards.

Plate as you wish and decorate with mini marshmallows as you wish.