: You can apply napkins or mulberry paper to clear glass blocks using Mod Podge to create a semi-opaque or "frosted" decorative surface.

: Use a foam brush to apply an even coat of tacky glue for a smooth finish when bonding paper directly to glass. Types of Glass "Blocks"

In the context of crafts and decor, you can create the look of using specialized papers like mulberry paper , holographic paper , or by using decoupage techniques with napkins or gift tissue. Common Ways to Use Paper with Glass Blocks

: Used to create glowing night lights, these peel-and-stick sheets (often 6" x 6") change color as light hits them.

While "glass paper" is actually a term for sandpaper , physical blocks generally fall into two categories: How to Decoupage a Glass Block

: Often used to line the back or front of a hollow glass block to provide a solid background for photos or vinyl decals.