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The current logo for Duplo bricks
|Other names||Lego Preschool|
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Lego Duplo (trademarked as DUPLO and stylized in the logo as duplo) is a product range of the construction toy
Duplo bricks were introduced in 1969, in four colors: red, yellow, blue, and white. The following year, two more sets were added with blue and red wheel plates. In the product catalog for 1971, the sets were described as being for children from 1 to 2 years, but were still sold mixed with Lego bricks, normally designed for ages 3 to 12. In 1972, the Duplo brick with two rows of two studs was introduced.
In 1975, Duplo became its own product brand, with five sets made up exclusively of Duplo bricks. New additions included a round-topped two-by-two stud brick and a small four-wheeled wagon with two rows of six studs. With these new Duplo sets, Lego began targeting children 1½ years old with the intention that when the children became older, their Duplo bricks could be used together with regular Lego bricks.
In 1977, the Duplo name was dropped in favor of Lego Preschool. Small figures the size of two-by-two bricks were introduced, made up of a cylindrical head and a tapered, limbless body, similar in design to
The name Duplo was brought back in 1979, along with a new reworked logo. Some brick sets were sold inside a plush version of the rabbit from the logo, that zipped closed.
In 1983, other Duplo figures appeared, often called Duplo people. These figures have a moveable head, arms, and legs and look like large
In 1992, Duplo Toolo was introduced. These used internal screws to stay together.
1993 brought a grey rail train system with a stop and start track. Later, two more train systems arrived. In 2005, Lego started selling Duplo trains themed as
The name Duplo was dropped again in favor of Explore in 2002. In the 2004 spring catalog, there was a reminder that Duplo was now called Explore, but that fall the well-known Duplo name was back yet again with a new rabbit logo designed to match the new elephant logo for the
Lego have made Duplo sets licensed with