A popular one is what brand of battery lasts the longest. This can be easily done with the popular brands of batteries and a flash light.
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 your grade or best speller.
life science
you could compare mud water, river water,and ocean wateralso tell there diffrences.
Yes
A good science fair project for a 6th grade level would maybe be something like the following: Does the average speed of a gymnast affect how their vault score? I'm trying to think of a good 7TH GRADE level gymnastics science fair project. advice?):
What is the best way to make a power station for a science fair project ?
what kind
A avocado plant for plant growth
so you can learn alot of stuff like science you know..
you look in books and research on the computer
YES
Im in grade 8 and me and my partner want to do a grade 9 level project. One I know is "Deja vu". We might do that. I know im not much help but im doing my best.