Building a Trebuchet

What materials were used to build the trebuchet?

• Scrap metal and duct tape

• Lumber and paracord

• Steel pipe and weights

• Plywood and angle grinder

What is the ratio used for the lever arm?

• 2 to 1

• 3 to 1

• 4 to 1

• 5 to 1

What website did the builder use to determine the ideal lengths and dimensions?

• Virtual Trebuchet

• Trebuchet Builder

• Medieval Siege

• Woodworking Tools

What was added to the lever arm to make the heavy end stronger?

• Additional pieces of wood

• Metal pivot bar

• Duct tape

• Paracord

What is the purpose of the piece of plywood along the bottom of the trebuchet?

• To add weight

• To strengthen the wood

• To provide a smooth surface for the sling

• To hold the weights in place

What is the sling made of?

• Paracord

• Duct tape

• Steel pipe

• Lumber

What is used as the release pin?

• Bent nail

• Screw

• Washer

• Eye hook

What modification can be made if the sling is not releasing the rock?

• Add more duct tape

• Tie the sling tighter

• Use a larger washer

• Remove the washer

How far were the rocks thrown after making modifications?

• 50-60 feet

• 60-70 feet

• 70-80 feet

• 80-90 feet

What was used as the target for the trebuchet?

• A castle wall

• A wooden plank

• A cardboard box

• A metal sheet