Science Fair Projects For 4Th Graders Over Time. Create your own hypothesis about paper airplanes, then start your experiment. With over 7.5 billion of us on earth, our combined actions also have a big impact.
This article gives you all of the information you need. Students can choose to follow the science experiment as. Building off of what they learned in 3rd grade, 4th graders add a new level of sophistication to their 4th grade science projects.