Google Slides is a presentation program included as part of the free, web-based Google Docs Editors suite offered by Google. We use Google Slides to create online slideshows. Make beautiful presentations together with secure sharing in real-time and from any device. In school you use Google Slides to complete activities and or projects assigned from your teacher.
We call this icon the Waffle. It will give a list of Google Apps to go into. You usually find it in the upper right hand corner of a google page.
This is the icon you will look for to add an image on the computer Google Slides.
When you are editing Google Slides on your iPad you would push the plus sign to add an image.