A toy construction system with function construction elements

A toy construction system comprising a plurality of interactive construction elements each comprising coupling members configured for releasably interconnecting the interactive construction elements with each other, the plurality of interactive construction elements comprising a plurality of function construction elements, and one or more input construction elements, each input construction element comprising a wireless transmitter for transmitting a control signal to at least a subset of the function construction elements; each function construction element comprising: a function device adapted to perform a controllable function; a wireless receiver for receiving the wireless control signal; and a control circuit connected to the wireless receiver and to the function device and adapted to control the controllable function responsive to the received control signal; wherein each interactive construction element comprises a user-operable selector allowing a user to select one of a predetermined set of group ide