LEGO® Learning Sets

How to read this plate

1. Each gear is an era of the theme, with more teeth the more sets it holds, from 8 to 40: LEGO's own Technic gear sizes.
2. The gears mesh in the order the eras came, and each turns at its true ratio to the first.

Painted in Learning's own bricks: the colours its parts use far more often than the rest of the catalog does, on White.

• Blue 2.6 times as common
• Yellow 2.5 times as common
• Red 1.8 times as common
• Green 1.4 times as common