non working
you can make on the topic of conductor and non-conductors
You can make working or non working models that show the use of math in every day life easily. Simply do something with counting money.
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.
working model lungs
how to make working model of industries
working model on Articles
working model of nervous system
Working model for what, exactly?
There are so many ways that you can make a working model on sound. One way to create a working model is to sing.
Instructions for making a working model will always include what the model is supposed to do in full size. Also needed is the size of the working model.
Restored in working condition maybe $2000 in non-working condition your lookin' at about $200 to $350.