Kiln Guide

Bullseye (COE 90) and System 96 are the two big fusing systems. Both are excellent; the key is committing to one. Here's how they compare and how to choose.

Slumping sinks glass into a mold; draping drapes it over a form. Here's the difference, what each shape is good for, and which one beginners should try first.

Slumping shapes flat fused glass into bowls and dishes using a mold. Here are the mold types, how to prep them so glass doesn't stick, and why you slump low and slow.

COE 90 and 96 are the two main fusing systems. Never mix them, and know that 96 matures a touch lower. Here's what COE means and how the two fire differently.

Devit is the cloudy haze on fused glass, caused by surface crystals. It's almost fully preventable: clean glass and the right ramp through the danger zone. Here's how.

Fusing schedules look intimidating but they're all built from the same stages. Here's what ramp, process soak, anneal, and cool each do, and how to read or build one.