The idea is good, the implementation strongly increasable !!!

The racecourse was well received and also packed the building gestalltte to be easy to implement. (It should adults do) With practice works well, the drive through the cars. I would say from 6 feasible with good motor skills.

Here already a contact of the rails has fallen on its first extraction. These are badly soldered and generally shaky. Therefore, after the first Try the web has become worthless. We complained and we hope that will be working on the processing of this product, because the idea is really good.