If you have the EV3 software, the Expansion software should have come with it. Here is the link for the building instructions. I know the programming is here but I don't know if it is a quick download. education.lego.com/en-us/product-resources/mindstorms-ev3/downloads/building-instructions#program-expansion
can students use flash cards or slides?
Yes but, it would show the judges they know the information better if they didn't.
How do you get the code for the ev3 elephant
If you have the EV3 software, the Expansion software should have come with it. Here is the link for the building instructions. I know the programming is here but I don't know if it is a quick download.
education.lego.com/en-us/product-resources/mindstorms-ev3/downloads/building-instructions#program-expansion