Here is the first song from our Solar System album. In fact, it's called the Solar System! If you're looking for a way to help your students memorize all the planets and their order in relation to the sun, then this is the song for you. Not only will your students have a "very easy method" to memorize all the planets and their order number, but they will also know about Pluto being classified as a dwarf planet. Have some fun in class, and play Grammarheads songs for your students today!