Play River IQ Game on your Android device.With River IQ Game for Android bring all eight people across river. The rules you should follow are father cannot stay with daughters, without mother's presence. Mother cannot stay with sons, without father's presence. Prisoner (striped shirt) cannot stay with any family member, without policeman. Only the father, the mother and policeman know how to operate the raft. River IQ Game for Android installs on external SD card for Froyo.