Which Rocket Flies Higher? By admin | In 8th Grade , 8th Grade Science Fair Projects , Baking Soda , Balloon , Bottle , Cardboard , Chopsticks , Empty Balloon , Pressure | On July 5, 2011 An 8th grade science fair project can be very stressful for it needs a lot of research and experimentation. However, there are also types of projects which are the winning types yet not that hard to conduct. An example of this is the Rocket Can...