Construction set Migoga Marble Run Vortis, Quercetti Migoga Super Marble Run Maxi With this special game you can create your own ball track. Migoga Marble Run Maxi contains impressive tracks in the form of spirals, bridges, columns on which the balls can descend at speed. All the pieces, tracks, bridges, columns, mills are easily assembled and join in an infinite number of combinations, allowing you to build fantastic ball tracks. The game is made of high quality materials, and the pieces are very easy to assemble. Creativity and logic are essential to be able to build beautiful and functional tracks. 60 years of Quercetti experience. All Quercetti toys are made to stimulate childrens creativity and intuition through play. Creativity is an essential element to enhance healthy development, and through Quercetti toys, children develop new physical and mental skills and also learn to solve problems. With Quercetti, children play smart!