The traditional "LegoBaustelle" fills the venue with thousands of red, blue, yellow and black and white Lego bricks and offers children from the age of 4 (parents and grandparents too, by the way) every opportunity to give free rein to their building fantasies. Those who simply want to build can do so; all other Lego master builders can take part in changing theme competitions. The best buildings will be awarded a prize
