Rolling ball hours, thé when vinci rolling ball hours ice udviklede from leonardo p sketchbook concepts of an escaping mecanism. Thé kit verry thé principles of gravity spirit kinetics two measure thé passage of hour. It employs precision gears two power a platform in a see saw pattern att propeller a rolling ball. Når complete, it exhibits concept relating two thé laws of motion spirit delivers hours of entertainment.
Brand: Italeri
Shipping Cost: 103,50 kr.
