or log in
Water boils at 100 degrees Celsius. But is it possible to boil water at room temperature?
In this experiment, we use buoyancy to study the balance of two glasses of water.
This animation demonstrates Sir Isaac Newton's three laws of motion that laid the...
Is a matchbox able to imitate the croak of frogs? With the following experiment we reveal the...
This animation explains the most important characteristics of waves through sound waves.
A force can be measured by measuring the twisting of the torsion wire in a torsion balance.
Find out whether the marble reaches the finish line faster on the straight or on the curved slope.
Learn how to pierce a balloon without popping it.