In this experiment, we're going to get Mn2O3 (manganese(III) oxide) from MnO2 (manganese(IV) dioxide). Mn2O3 forms brightly red or a dark red colored crystal. It is used in Li-ion batteries, ...
https://science.wonderhowto.com/how-to/transform-mno2-into-mn2o3-0162807/
Ignore the following paragraph if you know how the doppler effect works mathematically. The Doppler effect is f=((v+-vo)/(V+-ve))fo where V is the speed of sound, vo is the velocity of the observ...
https://science.wonderhowto.com/forum/doppler-effect-equation-is-incorrect-0162290/
The trick in the video is that the magnets are made of a conducting material and they connect the battery terminals to the copper wire, so the battery, magnets and copper wire make a circuit ...
https://science.wonderhowto.com/news/worlds-simplest-electric-train-0159178/
It's been a minute since Michael Bay released his tragedy of a remake of Teenage Mutant Ninja Turtles. As a huge fan of the cartoon and the movies from the '90s, I have made it a point to not...
https://science.wonderhowto.com/how-to/make-slimy-teenage-mutant-ninja-turtle-ooze-home-0156975/
A simple method to test any alkaline battery in seconds! Works on AA, AAA, C, D batteries. You can separate good from bad. Video: .... more
https://science.wonderhowto.com/how-to/separate-batteries-good-from-bad-0156018/
Interesting reaction coke and milk The reaction of phosphoric acid (V) to proteins in the milk - they are cut and causes a precipitate The reaction of phosphoric acid with calcium contained i...
https://science.wonderhowto.com/news/what-happens-when-you-mix-coca-cola-and-milk-0156017/
This magical, glowing mixture is very strange, with an equally strange name (Oobleck), because it feels like moldable pizza dough in your hands one second, and like liquified goo the next. Ev...
https://science.wonderhowto.com/how-to/make-glowing-oobleck-from-potatoes-tonic-water-0151705/
Creating awesomely messy slops of DIY slime and curdled fake blood isn't something new—we even have guides on making Dr. Seuss-friendly Oobleck and the radioactive green ooze that created m...
https://science.wonderhowto.com/how-to/make-quicksand-home-using-cornstarch-water-0149991/
There's no reason to wait for Halloween to play with dry ice. It definitely creates a creepy fog-like effect when you add a little water to it, but there are some other really cool things you...
https://science.wonderhowto.com/how-to/5-best-dry-ice-party-tricks-pranks-0148387/
In this video, I will show you how to make copper glow red hot with the catalytic oxidation of acetone. For this science experiment, we'll just need some acetone, copper wire, and a flame sou...
https://science.wonderhowto.com/how-to/make-copper-glow-red-hot-with-acetone-0148227/
In this video, I will show you how to perform the color-changing, blue bottle experiment with common household products. Video: . What You Need: Methylene blue (commonly sold as a fish treatm...
In this video, I'll be showing you how classic black snakes work and how to make them at home. There are actually two methods covered in the video — one that uses fire and one that does not...
https://science.wonderhowto.com/how-to/make-black-snake-fireworks-with-without-fire-0148034/
In this video, I'll be demonstrating how anyone can make their own iodine clock reaction with simple over-the-counter chemicals. Video: . Household Materials Needed Hydrochloric acid (for cle...
https://science.wonderhowto.com/how-to/make-iodine-clock-reaction-home-0148007/
In this guide, you'll learn how to make your own boric acid from borax and other common chemicals to produce a green flame when mixed with methanol. Video: . Green Fire Safety Information Bor...
https://science.wonderhowto.com/how-to/make-green-fire-from-laundry-booster-0147986/
Most of us have conducted an investigatory science project without even knowing it, or at least without knowing that's what it was called. Most science experiments performed, from elementary ...
It's a great science project Video: .... more
https://science.wonderhowto.com/forum/make-toy-motor-boat-0147762/
This slime is toxic-free and can be used as either a kid toy or to make a great prank. This slime can be made in just a few minutes and doesn't require much for materials. Our video explains ...
https://science.wonderhowto.com/how-to/create-toxic-free-green-slime-makes-perfect-kid-toy-0147757/
In this Quick Clip, I'll be showing you how a supercooled soda is transformed into a slushy "slurpee" in under 4 seconds. I was inspired to do this little soda trick by The Super Effect's vid...
https://science.wonderhowto.com/how-to/instantly-ice-soda-into-frozen-slushy-0147494/
One of the only things I remember from watching Nickelodeon as a kid is the epic green slime. Looking back, I don't know what was so great about it, but every kid my age thought that being dr...
A curious plant that shies away from human touch. Video: . This funny plant is called "Mimosa Pudica"... It closes immediately on being touched by anything with even a small amount of force. ...
https://science.wonderhowto.com/forum/touch-sensitive-plant-mimosa-pudica-0147385/