Instructions for making marble display kaleidoscopes in a fused or stained glass version. A formula for figuring the interior size for each version and instructions for creating the mirror system and assembling are given. A firing schedule and copper foil instructions are also provided. Fluxed and soldered wire is used to create the marble holder. This article was originally published on page 10 in the Summer 2018 issue of Glass Patterns Quarterly. Design, Fabrication, and Text by Allison Borgschulte Marble by Brett Young and Larry Zengel of Hot House Glass