This is a special product for monthly tuition cost for  instructional time for the West Windsor Robotics Group ONLY. Unless you are a member of this group, please do not  purchase this item.          This item is for one four week tuition cycle for electronics/PIC  embedded controller instruction based upon Six (6) members at $16.66/hour per child, two (2) hours per session, four (4)  sessions per month.  As per contract, if the number of paying  members is less, you will be billed for the difference and  the monthly rate will be adjusted for the next billing cycle.