Testing dishes for the presence of lead (and how to detect gunshot residue)
Uses for lead Lead metal is easy to work with and resists corrosion which makes it a desirable metal for many
Uses for lead Lead metal is easy to work with and resists corrosion which makes it a desirable metal for many
The absorption of electromagnetic radiation happens all around us. In fact, this absorption process is the cornerstone for many modern-day
In this science experiment we will mix molecules to make a glitter globe (i.e. a "snow globe"). We will combine
Making a terrarium, a self-sustainable ecosystem with a living, growing plant inside a sealed bottle, is a pretty easy project
Make chicken sounds with a cup Long, long ago, instead of mice and monkeys, Reeko used chickens for all of his
[sc:commonscripts] Make a homemade hearing aid Everything that moves makes a sound by causing vibrations or movement of air. If you don't
Homemade Kazoo Ah, the sound of beautiful music. But what some will call music, others will call noise. The lab rats
Have you lost your marbles? Sound surrounds us all the time. You may awaken in the morning to the sound of
Good, good, good vibrations Sound is actually nothing more than moving air and the way we perceive that moving air with
Sucking an egg into a bottle Here's an interesting experiment that we promise you'll be talking about at school the next day.