!["Grow rainbow salt crystals" cover image](https://assets.content.technologyadvice.com/Logos_Wonder_How_To_color_light_21e00e7b4a.webp)
Turn a used toilet paper roll into a fantastical garden of colorful salt crystals! Creator Jim, AKA HvySteel, is part artist, part scientist. His HowTo brings back great memories of our youth. To ge ...
!["Transform potatoes into plastic! (see teddy)" cover image](https://assets.content.technologyadvice.com/Logos_Wonder_How_To_color_light_21e00e7b4a.webp)
Hello, potato plastic -- goodbye, petroleum plastic! Watch carefully, treehuggers. This kitchen sink chemistry is inspired by an Instructable that outlines the process of extracting starch from a pota ...
!["Make an anti-gravity static powered floating orb" cover image](https://assets.content.technologyadvice.com/Logos_Wonder_How_To_color_light_21e00e7b4a.webp)
Think atomic theory is only for nerds? Think again. Make magical electrons dance right before your very eyes. This anti-gravity orb will move at your command. All you need is a magic wand (for the Mug ...
!["Make poor man's liquid nitrogen" cover image](https://assets.content.technologyadvice.com/Logos_Wonder_How_To_color_light_21e00e7b4a.webp)
Bill Beaty's at it again! Our favorite crackpot physicist presents a backyard solution to that emergency need for cryogenic fluid. Sometimes you can't wait to freeze daisies. Recipe: dry ice, soda bot ...
!["Home brew elephant toothpaste" cover image](https://assets.content.technologyadvice.com/Logos_Wonder_How_To_color_light_21e00e7b4a.webp)
But elephants don't need toothpaste, do they? Mr. Kent, a Long Island chemistry teacher, is at it again with his after hours experiments. We like to refer to him as Mr. Wizard 2.0. Elephant's toothpa ...
!["How to Dissolve glass with drain cleaner" cover image](https://assets.content.technologyadvice.com/634753424512340375_649620c39f.webp)
Watch this science video tutorial from Nurd Rage on how to dissolve glass with drain cleaner. They show you how to dissolve that glass with sodium hydroxide (drain cleaner). Glass is nearly invulnera ...
![Laboratory setup with a flame applied to a sealed glass vial containing black substance.](https://assets.content.technologyadvice.com/634752475061584325_8bf6cd56e1.webp)
Watch this science video tutorial from Nurd Rage on how to make potassium permanganate with Dr. Lithium with potassium nitrate and manganese dioxide. WARNING: This experiment deals with very high temp ...
![Flame inside a glass jar.](https://assets.content.technologyadvice.com/634753618380041218_82adc09ac4.webp)
Watch this science video tutorial from Nurd Rage on how to make a test tube thunderstorm. They show you how to make the thunderstorm in a test tube using alcohol, sulfuric acid and potassium permanga ...
![Measuring voltage with a multimeter connected to a submerged electrode in a blue liquid.](https://assets.content.technologyadvice.com/634755106926002183_173da54bfb.webp)
Watch this science video tutorial from Nurd Rage on how to make copper sulfate and zinc batteries. They show you how to make the classic copper sulfate and zinc battery using the incredibly easy "gra ...
!["How to Make electricity from copper, zinc and water" cover image](https://assets.content.technologyadvice.com/633846623817540082_b510f606b6.webp)
Check out this kitchen table science experiment on how to make electricity from copper, zinc and water. You can make your own battery to power a small LED light from just nails, copper wire and water ...