A series of children's games there the player helps the hero Mulle Meck, a handyman who builds thing of all sorts of bits of pieces. Through various little adventures he finds stuff he can use for his constructions.
The games where targeted primarily for the Nordic market and typically a target audience of children from 6 years and above.
In addition to PC/Mac games, Mulle Meck can be found books, films, toys etc.
More on Mulle Meck can be found at www.mullemeck.se (In Swedish)
In Hudiksvall, central Sweden, there also are a Mulle Meck center for children.