“How to Make Everything” is a YouTube channel that presents videos of attempting to recreate everyday items entirely by hand, starting only from the raw ingredients as they are found in nature. Most videos are less than 30 minutes. It would be a great addition to any CTE or STEM class. “Can You Melt Obsidian and Cast a Sword?” is a 14-minute episode that attempts, multiple times, to melt and cast obsidian into the shape of a sword using various tools and materials, including crucibles, kilns, ve