Academy Leonardo da Vinci Machine Series - Rolling Ball Timer 8.4V became a legendary drag racing

became a legendary drag racing machine in the 1960s

Imagine the thrill of a last-lap showdown before placing your model on display in tribute to your passion for F1

Fully assembled

Connect with nature as petals meet patterns in our “Color Your World Series — Mandala Blooms” by artist Elspeth McLean

The kit was first made available as a motorized kit (Item 20005 released in 1977 and 1999)

Academy Leonardo da Vinci Machine Series - Rolling Ball Timer 8.4V became a legendary drag racingAcademy Leonardo da Vinci Machine Series Rolling Ball Timer ACA18174 Leonardo da Vinci was an Italian scientist and artist, born during the Renaissance era and widely regarded as the most talented industrial inventor and designer, including many aspects of modern science and technology. This kit is based on a sketch of an escapement mechanism drawn by Leonardo da Vinci. It uses the laws of motion, as well as the concepts of gravity and kinetics to