The Moon is falling right now. So is Earth. That's not a typo, it's literally what an orbit is. Free gravity and orbit worksheets for World Space Week, two versions, going beyond "memorize the planets" into concepts usually saved for high school.

6 pre-algebra worksheets, each built around a different interest, video games, sports, racing, music, farming, and shopping. Percentages, ratios, and rates show up in almost all of them, but each theme also brings its own twist, farming adds real geometry, music adds fractions, video games even sneak in exponential thinking. No email required, just print and go.