A variety of production features have helped the lego company throughout its development. Lego has been able to create many of the most popular toys on the planet thanks to these features. This includes the development of a unique interlocking mechanism and the use of plastic in place of other material. These unique features have helped the company become the top toy manufacturer in the world.
In the 1960s, the business continued to expand quickly. Dagny, Godtfred Kirk Christiansens cousin joined the company in the year 1960 as a model maker. Dagny was an expert at creating large-scale models and globes, which were displayed in the showroom. This was a great way to showcase the potential of LEGO bricks and spark interest among children.
In 1971 the LEGO system expanded into new areas with the additions of furniture and dollhouses. In 1972, the system was further expanded with the additions of boat and ships sets that had floating hull pieces. In the 1960s, the company began its international expansion by selling in North America via a licensing agreement with Samsonite.
In the 1980s, the company continued to expand, diversify and lego store sets modernize. This included the creation of an R&D department which has worked to keep the LEGO system at the top of its game in terms of technological innovation. The introduction of themed sets allowed users to build specific models, without needing to work out the details on their own. This was a first step towards more complicated building and allowed kids to have a more interactive experience with legos.