What is a really good and cool science fair project?

Answer 1

There are a lot of cool science fair projects. It depends on whether you want to do an experiment or make an invention. * Do germs spread more if you sneeze into your hand or your elbow. * Can a fish be overfead? * A mini trash can so that people dont stick their gum underneath the table * A birds nest that hold a fodd container......made of twig There are a lot of cool science fair projects. It depends on whether you want to do an experiment or make an invention. * Do germs spread more if you sneeze into your hand or your elbow. * Can a fish be overfead? * A mini trash can so that people dont stick their gum underneath the table * A birds nest that hold a fodd container......made of twig