At six, nine, and 12 years old, they have fairly advanced Lego-building skills ... The post The Visible V8, the Most Popular Model Engine Kit Ever, and Other See-Through Model Engine Kits ...

In the video after the break, [Brick Technology] uses LEGO to gain ... with engine arrangements and geometry. Inline two, three, and four cylinders and V2, V6, V8, and even R12 were all on the ...