public bool AreAllScribblersOfTheSameType()
{
if (scribblers.Count == 0) return false;
bool areTypesTheSame = true;
bool firstScribblerType = scribblers[0].isPen;
foreach (GrabbableScribbler scribbler in scribblers) {
if (firstScribblerType != scribbler.isPen) {
areTypesTheSame = false;
break;
}
}
return areTypesTheSame;
}