My kids learned a lot from Blue's Clues and I finally learned how to remember the planets in order but I have to sing it to myself in my head.
Free printable planets song sheet with links for other outer space activities.
"We are the Planets The Solar System Song" StoryBots
& Solar System Song& by A.The Planet Song?: a funny song by Bryant Oden, and ?Family of the Sun?Exploring the Planets? exhibition at the National Air and Space Museum until
Outer Space: "We are the Planets," The Solar System Song by StoryBots