Electronics

You could use the phone to set the username and password that the Raspberry Pi should use to communicate with the internet. Here we make the assumption that you have WiFi in your class, in your school, in your home and that you are connecting to the internet with a WiFi router. 

Before you start your car, make sure that everything runs as you expect. We will do that by putting the car on a stand so that when we start to motors, the car is not moving.

There are glitches and strange behavior that you can avoid when you follow these rules.

This is going to be one complex connection with four pins and three resistors, so brace yourselves!

Do not create empty loops with pass keyword.

It is possible that the driver diode/lamp did not light on.