Go Go's Crazy Bones
They're a fad, a proper craze. But what do they actually do and what are they actually, er, for?
You see packets of them in every newsagents, sweet shop and playground, but what do you actually do with the little plastic creatures?
At first it seems to be a technicolour version of jaxs, but without the bouncing ball.
There are loads of videos online of you all playing games with them - battling with each other to get points and take your enemies' best Go Go's...
We want to know if any of you have come up with your own Go Go's Crazy Bones games. Do you have any exciting techniques and tips that you want to share with the rest of the world? Let us know by filling in the comment form below. Share your Crazy Bones knowledge!