Here are screencasts outlining how to work with various photo-editing software.  Again, remember the project should be 11″x17″ and when you submit, be sure to submit using one of those formats.

Setting up an infographic with Photoshop:

Editing images in Photoshop:

Setting up an infographic with Illustrator:

Editing images with Illustrator:

Setting up a file in Photopea: Again, this is a web-based application for anyone who does not have Photoshop or Illustrator (as I’m assuming most of you don’t have these)

Adding text in Photopea:

Adding & editing images in Photopea: