Instructional Video3:43
The Backyard Scientist

Rainbow Colored Flame(thrower) Science Experiment!

K - 5th
Today I am going to show you how to make rainbow colored flames out of household materials. Whats your favorite color???



Lithium from batteries burns red, Calcium chloride in Damp-Rid burns orange, Sodium in table salt burns...
Instructional Video3:26
The Backyard Scientist

Green Flamethrower Squirtgun

K - 5th
In this video I make and demonstrate how I made a green flamethrower from a squirt gun, antifreeze (methanol), and Roach killer (Boric Acid). I hacked this squirt gun flamethrower together for only $10!



The ratio of...