Your cart is empty


Quantity: 0

Total: 0,00



Machines converting the energy of flowing or falling water into useful forms of power were already in use in the Middle Ages.



watermill, grain grinding, hydropower, water wheel, millstone, flume, renewable energy, river, gear, technology

Related items


Cereals are species of grasses cultivated for their edible grains.


Machines converting the energy of wind into useful forms of power were already in use in the Middle Ages.

Archimedes’ screw (3rd century BC)

The screw pump commonly attributed to Archimedes made irrigation much more effective

Ford Model T

The popular model of the American automobile factory was the first mass-produced car in the world.

Hero’s aeolipile

Hero of Alexandria is the inventor of the first steam engine, although he regarded it as an entertaining toy.

Horse mill

Machines powered by animals were mainly used in mills, for grinding grains.

How does it work? - Turbojet

This animation demonstrates how a turbojet engine works.

Land reclamation in the Netherlands, 17th century

Inhabitants of the northern part of the Netherlands have successfully fought the sea since the Middle Ages.


Paper was invented more than two thousand years ago.

Thermal power station (hydrocarbon fuel)

Thermal power stations convert energy released during the combustion of fossil fuels or renewable resources into electricity.

Threshing machine (19th century)

Threshing machines are used for separating grains from straw.

Types of gears

Two meshing gears transmit torque during their rotational motion.


Waterfalls form where a river flows over a steep precipice in its course.

Watt´s steam engine (18th century)

The steam engine, perfected by the Scottish engineer James Watt, revolutionised technology.

Tidal power station

Tidal power stations utilise the daily fluctuation of the water level for producing electricity.

Hydroelectric power plant (Hoover Dam, USA)

The huge dam built on the Colorado river in the US was named after a former American President.

Wind power station

Wind power stations convert the kinetic energy of the wind into electricity.

Added to your cart.