Nick-Lego

we have just been given some Block Tech sets, what are peoples thoughts on these? the minifigs are the same hight but the yellow is a touch darker

Hi, here is my first post and a little introduction I am getting back into lego to introduce my young nephew and neice to the world of lego, I have not had any since the mid 70's so all this is a little new to me, brousing the web and reading all the posts and web sites make me realise just how much there is to catch up on speak to you all later Nick