Learn all about Edwin Hubble and the types of galaxies with this engaging and versatile activity. This worksheet is perfect for any lesson on galaxies and can serve as independent work, homework, or as a resource for a day with the substitute! Examine Edwin Hubble's contributions, the types of galaxies, and other galactic information with this article, set of questions, word search, and hidden message! Teacher's guide included. Don't forget to check out my other materials! Enjoy!