Welcome Amelia.
- Is the student/students using an ipad or an Android device?
MIT App Inventor not showing images placed on the canvas when displayed on iPad - loading picture onto Canvas How and from where? Is the image placed in Assets/Media or stored somewhere else. 'loading the image to the Canvas.Background or to an ImageSprite. please post an image of the Blocks used.
- is this just one student or ALL your students?