The clever karate master

Can we break a stick with the weight of only a few sheets of paper?

Related extras

Exceeding the speed of sound

What is the speed of sound? What happens when an object exceeds the speed of sound?

Frog violin

Is a matchbox able to imitate the croak of frogs? With the following experiment we reveal the...

The development of celestial mechanics

This animation introduces the studies of astronomers and physicists whose works fundamentally...

Re-lighting a candle

Can a candle be re-lit if the flame of the match does not even touch it?

The brachistochrone problem

Find out whether the marble reaches the finish line faster on the straight or on the curved slope.

String saw

In this experiment we prove that it is possible to cut a bottle with just a string.

Boiling at room temperature

Water boils at 100 degrees Celsius. But is it possible to boil water at room temperature?

Resonance straw

Find out how to move the straws without touching them, using the phenomenon of resonance.

Added to your cart.