These are the exciting bricks that open up whole new possibilities in LEGO building. In my experience, the most useful bricks are those that change the direction of the studs or give fine detailing to models. It seems like no matter how many of these bricks I have, they’re never enough.
Warren Elsmore has been in love with LEGO since the age of four. These days, he's seen as a LEGO artist, and is commissioned to construct huge models out of the plastic bricks—from Olympic stadia to international train stations. In this excerpt from his new book, Brick City, he lists the ten LEGO pieces he finds most useful.