fbpx

Blog

The high voltage breakdown of plexiglass creates beautiful fractal patterns called Lichtenberg figures

STEM Around Us: Catching lightining in a bottle

The high voltage breakdown of plexiglass creates beautiful fractal patterns called Lichtenberg figures. Credit: Bert Hickman “Catching lightning in a bottle” is an idiom for a nearly impossible goal. While trapping lightning in a bottle is still out of reach, we can trap lightning in plexiglass or acrylic with some clever science. To start with, …

STEM Around Us: Catching lightining in a bottle Read More »

Make a Bacterial Art Installation

Create a window into the world of bacteria

A Winogradsky column is a beautiful way to observe and learn more about bacteria all around us Table of Contents The World in Miniature Microbes are an important but often ignored part of life around us. The word microbes or micro-organisms encompasses all bacteria, viruses, and fungi. One microbe alone is invisible to the naked …

Make a Bacterial Art Installation

Create a window into the world of bacteria

Read More »

A modified submarine

Marvels of the Ocean Floor

Learn about the startling features hidden in the deep blue

The depths of the ocean are mysterious and unexplored, but we know it contains incredible things. Table of Contents Features of the Ocean Floor The deep blue ocean covers an incredible 70% of the Earth’s surface. It connects all the landmasses, is an important source of food, and it is still the way most goods …

Marvels of the Ocean Floor

Learn about the startling features hidden in the deep blue

Read More »

How Do Snowflakes Form?

https://www.youtube.com/watch?v=-6zr2eLpduI What do humans and snowflakes have in common? Just like every person has a unique fingerprint, every snowflake has a different geometry and shape. When an extremely cold droplet of water freezes over a speck of dust or pollen in the sky, it forms an ice crystal, which serves as a base for the …

How Do Snowflakes Form? Read More »

Red cabbage indicator

Red cabbage indicator to classify liquids into acids and bases

An indicator reveals if a substance is acidic or basic. In solutions, acidic components release hydrogen ions, while basic ones release hydroxide (OH−) ions. The indicator changes color according to the solution’s nature. Materials Needed • Red cabbage• Knife (Use only under adult supervision; preferably let the adult do the chopping)• Blender• Strainer• Bowl• Clear …

Red cabbage indicator to classify liquids into acids and bases Read More »

Prototype A Kite

Prototype A Kite

To prototype is to create an example of something. Prototypes are quick creations that give us ideas for the next stage of what we will make or invent. This project is about fueling your imagination for flight, just like Leonardo. Let’s experience the same forces of flight as pilots do at NASA. Here is the …

Prototype A Kite Read More »

Aluminum and Mercury : Amalgam that grows

Have you ever been to the dentist to have a damaged tooth ‘filled’? Traditionally, tooth filling is made by dissolving silver, tin, and copper in mercury. Mercury remains liquid at room temperature (25°C or 77°F). This solution of metals in mercury is called an amalgam. Atoms are the smallest particles of a substance. In metals, …

Aluminum and Mercury : Amalgam that grows Read More »

Scroll to Top