Video link: How-to-make-a-pop-up-reader
Unfortunately due to the detailed tasks, it's not able to be constructed by someone with a visual impairment, but it can be made by a friend or helper.
You will need:
-Cardboard. Single corrugated. 4mm.
-Hot glue gun. Alternatively super glue.
-Magnets. Diamater 6mm x Height 3mm. Round.
Stick the middle sheet to the other two A4 sheets, making sure the crosses line up creating one long net.