This is how you can make a lava lamp at home.
A surprising phenomenon occurs when we hold a statically charged ruler near water flowing from a tap.
This is a video presenting the characteristics of natural and artificial ecosystems.
What do the words jama, minaret and muezzin mean? Watch this next video to learn the answers.
This simple experiment shows how to 'glue' two books together.
You can make a matchstick spinning on two coins without touching it.
This video presents the causes, characteristics and types of winds.
Maps are indispensable to planning outings and also to orientating en route and on site.
If we pay close attention as we walk through the forests and across the meadows, we can see miracles. Let’s learn more about the rose chafer.
There is water vapour in the air all the time. If the air becomes saturated with it, precipitation occurs.
In dice games the probability of certain events can be relatively easily calculated. Let’s examine two basic situations.
In this video we are experimenting with food colourings.
Epidemics have been responsible for far more human loss than all the wars combined and have influenced history more than any powerful empire.
Learn more about the origins of the ancient Olympic Games and its revival in modern times.
Examining the colour of a piece of copper when exposed to heat and then ethanol vapour.
Decomposition of ammonium dichromate by heating.
Watch the egg losing its shell.
Non-polar substances dissolve in non-polar solvents while polar substances dissolve in polar solvents.
Imagine a flat plain with no natural landmarks. How far can we see? Where is the furthest visible point? Let's calculate it!
Our new educational videos about South Africa are coming soon.