They had something like grenades, fill vases with powder and explode them on impact.
They were launched or thrown.(Please add, or will add later to this)
The vase was any size the explosion needed to be.
Weapons such as Bronze swords.
Try this site: http://en.wikipedia.org/wiki/Roman_siege_engines
Battering rams were considered one of the strongest siege weapons, able to break down doors almost effortlessly. If rams were used in ancient Egypt, then they would have been used as heavy siege weapons.
Bows and spears
Most siege weapons were made of wood, stone, and sometimes steel.
they used objects they saw around them
They were made in the year of 577 AD by the court ladies during military siege.
catapults, grappling hooks, rams, or cannons are all late medieval siege weapons
People who lived in castles during the medieval times used them for attacking other castles and forcing them to surrender.
So that we can understand and see what these weapons were like.
Weapons used to attack castles or forts; such as catapaults, grapling hooks, battering rams, or cannons. Let's not forget the shovel. Sappers dig toward a particular wall and dig out the foundations causing the wall to collapse. This was done at Tyre by the Crusaders.
swords, shield's, bows, catapults, ballistas, spears, javelins, axes, maces, warhammers, tridents, nets and depending on the era and region siege weapons like elephants, cannons and trebuchets