Glittery glue dots - for magnets! It looks like those glass filler stones (or maybe dried resin or glue? hmmm), and glitter for the materials - No instructions, but it seems pretty simple going from the pictures.
My pre-teen daughter does awesome acrylic painting on canvas.Found her another cool DIY Project for her and I to do. Nature walk first (my favorite).Then the SURPRISE of another one of her very talented masterpieces! DIY: Make a Nature Wall Art on Canvas