Four Great Inventions.

The Four Great Inventions are inventions which were created in Ancient China. These things were invented in Middle Ages.  

Compass is one from this list. The compass is a tool for navigation. This is what helps navigate in space. There are four cardinal directions: North, South, West, and East.

Gunpowder was invented by practice of alchemy. It’s used for fireworks. Later gunpowder spread across the world.

Paper was invented in Ancient China, too. Sheets of paper were made from silk wood fibers. It was useful for writing.

Printing was invented in this country. In Ancient China, the technique of printing images and text on wood and fabric was known. An ordinary artisan gave rise to book printing.

Many other things have been invented in China.

Source of image:

https://www.istockphoto.com/vector/compass-icon-on-transparent-background-gm1283736602-381084438

Source of image:

https://www.istockphoto.com/vector/old-antique-paper-parchment-scroll-over-white-gm1263403120-369792927

Source of image: