During the siege of Stirling Castle, King Edward I of England ordered the world's biggest ever trebuchet to be built. It was called the Warwolf. Attackers surrounding a castle in a siege could use ...

The trebuchet was one of the most devastating weapons of the Middle Ages. During medieval sieges, this destruction machine crushed castle walls. Using trial and error, medieval engineers adjusted ...

How you design your trebuchet will decide the fate of the castle wall—and it may also decide your fate as well. With some choices, your missile might land too short or fly too far. With others ...