Fill up a toy lorry with any vegetables, fruits or nuts. Fasten a string to the lorry. Connect a stick with the end of the string.
The idea is to wind the string on the stick as fast as possible, trying to not spill the stuffing of the lorry.
The jury determines "the fastest" driver using the help of the stop-watch.
The driver who manages to deliver the cargo safe and sound in the shortest time period is the best practical driver.