Howcast - Learn how to make your own eco-friendly cleaning supplies in this Howcast video featuring Alegre of Green and Greener.

This video provides a comprehensive overview of the different types of pencils and their uses. It explores the history of pencils, from their origins as brushes made from camel hair to the introduction of graphite as the core material....

This tutorial describes several different methods for removing the enamel insulation from "magnet wire," which is commonly used to make solenoids and electromagnets.