This video demonstrates how to work cross-stitch on Tunisian crochet (Afghan Stitch) such that the stitches will not be visible on the back side.
by Birdy Official
by BAG-O-DAY CROCHET & MORE
by CbyS Paracord and More
by Amazing Gallery
by KidsAtWork
by Bunny+Me Show
by DIY-Accessories/Crafts