The scientific genius of Leonardo da Vinci is brought to life through this articulated model. The invention that inspired this snap-together replica is taken from the pages of Da Vinci’s priceless and awe-inspiring notebooks. All models are made of plastic and require no special tools. Manuals are very educational and teach how these inventions have evolved into what they are today.

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...