Science Fair 2025 Ideas For 5th Grade. Whether you're looking for some of the best and winning science fair ideas or some that are fun, simple, or easy, we've. Many of these 5th grade science fair projects are easy to set up, quick to perform, and use inexpensive, readily available materials found almost anywhere.

There are many interesting and fun science fair experiments for fifth grade students to conduct. Science buddies’ fifth grade science projects are the perfect way for fifth grade students to have fun exploring science, technology, engineering, and math (stem).