How Small is Nano? Defining a nanometer may be easy: One meter equals one billion nanometers. But it isn’t as easy to picture how small a nanometer really is. The first step can be to try imagining a billion of something. If you asked a billion girls to stand on each other’s shoulders, they would …
Gitanjali Rao had two minutes to convince people that an 11-year-old girl from Colorado could do something about the Flint water crisis. Her video earned her a spot as a finalist in the Discovery Education 3M Young Scientist Challenge and a chance to work with a scientist mentor. And after months of hard work, and more than …
Interview with America’s Top Young Scientist – Gitanjali Rao Read More »
Ada Lovelace was born two centuries ago in London, England. Her father was the super famous poet Lord Byron. Though he was brilliant, he also had the reputation for being a “mad genius.” He abandoned his family early on. Ada’s mother was also incredibly smart, and she insisted her daughter get the best education possible. Ada …
Pie Chart A type of graph in which a circle is divided into sectors that each represent a proportion of the whole. Line chart Created by plotting a series of several points and connecting them with straight lines. Bar chart A diagram in which the numerical values of variables are represented by the height (or …
What if I told you, that you can separate colors, with just water and blotting paper, using a fun experiment called paper chromatography. In this article you will find out the purpose of paper chromatography experiment, the principles of chromatography, and a stepwise procedure to perform paper chromatography hands-on! Paper Chromatography using ink. Image Credit_Manylabs …
Thousands of light years away, there is a supermassive black hole spinning at the center of our galaxy – a black hole more than three million times the size theSun! And everything in the galaxy is swirling around it. So does that mean that the black hole is sucking everything into it until there is …
Law of ‘Conservation of Energy’ explained with real life examples. Law of ‘Conservation of energy’ is applicable in our daily life as we convert one form of energy to another to do work. Let us start by understanding work and energy. Both living and non-living things do work. A cat runs behind a mouse; a bus …
What causes surface tension in water ? Have you ever tried to make a bubble bath in plain water? That would be just a bubble-free bath! In order to make bubbles in a liquid, you have to be able to “stretch” its surface to trap a gas (like air) inside. When you blow up a …
credit: Matthew Rakola Do elephants brush their teeth? Well, if they do, they definitely need some toothpaste, right? Elephant toothpaste science experiment is as cool and crazy as it sounds. Make elephant toothpaste with the kids and teach them about catalysts with this experiment that’s 100% messy and 101% fun.STEM concept: Chemical reactions, catalystsChallenge: MediumMessiness: High Ingredients to …
credit: coolscienceexperimentshq.com This one’s more of a science trick rather than an experiment, but it’s still sure to be a hit among kids. Watch them be amazed at this cool light refraction experiment to learn about how light and our eyes work.STEM concept: LightChallenge: EasyMessiness: Low Materials for light refraction experiment: sticky note marker clear glass or water …
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