When you say it will not start are you saying it will turn over but not fire or are you saying it will not even turn over. That bit of information is critical to an answer.
If the engine turns over, check the fuel cutoff switch.
First you should narrow your focus to one aspect of 'going green' Consider concepts which can be expressed with functional displays such as: Solar power Wind Generators Water Turbines For example you could build a working model of solar power by using sunlight to power a light bulb
It does need a bettery, depending on the model number it may come with a supplied battery.
the difference is stechn is when its light drawn is when its dark!!
On my 2000 model focus, when the light is on permanently, this means the traction control has been turned off.
working model of earthquake
There are a few ways to make an English working model. The exact model details depend on the type of English working model you want.
Shine a laser pointer onto mirrors set up at various angles.
working model lungs
A 2008 Focus.
Working model for what, exactly?
working model of nervous system
how to make working model of industries