this time from the gang from dentaku in london. there's is called the oreo wheel. >> oh. >> they describe it as part dangerous and part unpredictable. >> looks like a ferris wheel and they describe how this thing is supposed to work. >> it comes other side of the wheel, pops up. and slices off the cream. and the final stage, the oreo knocker moves in. >> seems pretty simple. >> don't think it will work. >> let's see the first test run. >> oh! you got to be really precise with this. >> the problems just getting started. >> breaks the arm has the blade on it. >> the beautiful thing, you can eat all of the accidents. >> i do appreciate them wearing the lab coats. now we have a wheel full of creamless oreos. >> not in any sort of rese put it. it's just a mess. >> a fourth one of these coming out very soon. >> we'll tell you all about it. >> not much to say about this one than -- crew guys in brazil trying to upright some train cars that had derail and rolled off the tracks, what they have couldn't, attached a heavy cable to one of thes