V6 cylinder engine.
Russian nuclear powered icebreaker project 22220. Plastic model kit.
Assembly plastic of the Leonardo Da Vinci Rolling ball timer.
Assembly plastic of the Leonardo Da Vinci Helicopter.
Assembly plastic of the Leonardo Da Vinci Sel-propelling cart. Also known as "Leonardo's Automobile", the machine is drawn on folio 812/r/ of the Codex Atlanticus.
The engine you are about to start building is a greatly simplified version os a real car engine. The model is design to be fun to put together, and to make it easier for you to understand how a full size four stroke car engine works.
Gioconda. Ceramic components.
Build a reproduction of the first steam locomotive 'Penydarren.' Created in 1804 by English inventor, Richard Trevithick, it ran between the ironworks at Penydarren and the Merthyr-Cardiff canel. Piston and gear movement using spring power.