The water cycle song is a fun way to help children remember all the big words in this important concept. I like to teach the original folksong at the same time, especially since these songs are new to many of my students.
Custom lyrics to "Old Town Road" by Lil Nas X featuring the phases of the moon in order. I wrote it and my 6th grade science class loved it! You can easily find the karaoke for this song on YouTube.