pretty addictive heh?
you got a good puzzler there laddy, i got to level 16 which i spent like 40 mins trying to solve, to which i come up with the conlusion it's not possible!! (well for me any way :P )
just one thing, you say test your iq level, how do you know what or how much your iq is by reaching a certain level?
i reach level 16 so my iq is ????