You can watch mold grow on bread for
a few weeks and write down your observations.
depends on what your project is about (maybe you could start by telling us, if it's physics/chemistry/biology) It will also help us if you explain the level of knowledge or education in which you are setting the project.
It depends on what the project is on.
What is the project on
this is a very good science project
iodiot
A project about what is the healthies drink in the world
You can do the Coke A Cola and Mentos project.
This question of are pulleys a good science fair project is up to the person choosing the project. If you like it then you should do it. If not then don't do it. The choice is up to you.
Yes. It is a great science fair project. Easy and fun
It is best if you use about the field of Biology. ^_^
a good science fair project about energy is a water cycle and would be put in the Energy Awareness category
Biology is a type of science.