A good idea for a science fair project is to do a project where you test which plant food will be the most effective. also, you can do which orange has more vitamin c. and who is the fastest kid in...
There are tons of projects that can be done in a science project using inexpensive ingredients. One project you can do is using dry ice and liquid soap. Another project you can do is get some...
it is a step by step problem that must be followed in order and i may tell you to try it twice as its more accurate for a grade - define the question - gather information - form a hypothesis...