Working model for what, exactly?
Don't make it
Gyroscope will make a good working model .
There are several ways one can make a working model of an earthquake. You can use an empty 2 liter bottle, clay, baking soda, and dish detergent to make a working earthquake.
dynamics
manhattan
a physics model can be excellent if it has a right demonstration correct working and display and capability to impress the audience right;y
you can make a bulb working.......................
yes,i want simple but good science project on reflection of sound can you help me
First, get a good understanding on the "anything" you want to model.
how i make maths working modal
to make a best model in annual function
How to make a model of an energy class science project