So am I!
I want to share a resource page that I am continually updating for my own class. You'll find online games, books, and other resources that students can access to practice grade 5 math content. If you find something wonderful for 5th graders, I hope you'll comment below so I can add to the list!
Feel free to direct 5th grade teachers, students, and parents to the page. My own students go to the page to practice math skills online at home.