This article is more than 5 years old. A fun way to teach hand washing is to take the #20secondchallenge or use Wash Your Lyrics.

February 16, 2006 If there’s one aspect of daily life that has changed little in the last 50 years it is the washing of clothes. Clothes must be washed, then dried, then ironed, before they can ...

Building a generator can be a fun and fairly simple project. Getting a large DC motor however can sometimes be difficult. Here is a writeup on how to make a generator from an old washing machine dr… ...