The LEGO® name is made from the first two letters of the Danish words LEG GODT, meaning “play well”. The LEGO Group patented the LEGO brick with the familiar tubes inside and studs on top on 28 January 1958. All 2 x 4 LEGO bricks manufactured since have been produced to the exact same measurements as this patent. LEGO DUPLO bricks are eight times the size of original LEGO bricks – yet they both co...