abucus is a type of liquide in your heart that causes heart deases
what? First of all I have no clue what that is, and second of all no.
The name for the simple counting device is spelled abacus.
so u don't get thumb cramps
The abacus is ordinarily attributed to the Chinese, but similar counting devices are known in many different ancient cultures. The system of mathematics used with the Indo-Asian abacus is what set it apart.
fireworks, abucus, wheelbarrowfour great inventions:paper, printing, gunpowder and campass.others:http://en.wikipedia.org/wiki/List_of_Chinese_inventionsFirst, there are a lots of Inventions of China, especially the Ancient China, so a just can show you a part of them:Chinese Inventions TimelineShow by time1300 BCE - silk300 BCE - umbrella200 CE - tea700 CE - gunpowder1041-1049 CE - movable type1094-1098 CE - compass1161 CE - explosives1313 CE - Steel1279-1368 CE - Bursting shells and mines1368-1644 CE - Bristle toothbrushGun powder and paper money are two Chinese inventions.
Some of the key inventions that originated in China include papermaking, movable type printing, gunpowder, compasses, and silk production techniques. Chinese inventors have also developed innovations in fields such as porcelain-making, seismographs, water clocks, and the magnetic compass.