To make the bombard or cannon more effective, Leonardo Da Vinci designed projectiles that contained a quantity of mini gunpowder shots packed into petal-shaped iron pieces that formed a ball. After assembly, the cannonball was loaded into the barrel of the bombard and fired.
The scientific genius of Leonardo Da Vinci is brought to life through this one of ten articulated models. The inventions that inspired these snap-together replicas are taken from the pages of Da Vinci's priceless and awe-inspiring notebooks. All models are made of plastic and require no special tools. This kit and manual is very educational and teaches how this inventions have evolved into what they are today.