The new Lego Technic set—all 4104 pieces of it—Sadair's Spear will teach you a lot about cars. And patience.

We may receive a commission on purchases made from links. The Lego company is able to produce some truly fascinating products for fans to build at home. They usually involve large structures — ...

A quick video on how to build a Lego 4G63 motor. It is pretty small and also pretty awesome! Great for swapping into many ...