The baby sling.
The wheel
China's oldest invenion is silk
Inventions , Entertainment and Arts and Fossils
The best invention in the world is definitely velcro
The first are the tools/ weapons that palaeolithic population used. The second was the Fire. The third is the invention of shelter building [house]. The forth is the invention of the wheel. The fifth is the invention of boat which lead to navigation.
Kongo Gumi is the oldest firm in the world.
Damascus is the oldest city in the world.
It is the sundial.
Inventions of World War 1The Invention of the Machine GunThe Invention of the Armored TankThe Invention of the BiplaneThe Invention of the Self Loading RifleThe Invention of the FlamethrowerThe Invention of Chemical WarfareThe Invention of Tracer BulletsThe Invention of the HydrophoneThe Invention of the Aircraft CarrierThe Invention of the UAVThe Invention of Moist Towelettes (lol)
The oldest is prostitution, the second oldest is spying.
The in in invention convention is the worst project in the world
the world of graphics before and after the invention of coreldraw