Make a text box and type what you to say. Play around with different types of fonts, sizes, and colours until you are satisfied with you picture.When you are choosing colours you have to use complimentary colours.
How do you find images that you can use on google?
First you have to search up what you are looking for, and then you have to click on a wheel shaped icon near the top right corner. After that you click on advanced search, and you change the usage rights from, not filtered by licence, to free to use or share and then again click advanced search. Pick what picture you want, then go to visit image and copy the URL in the search box.
Here is my presentation