Online since 2002. The most comprehensive site for all around twisty puzzles.

Intersecting rings and plungers (Ten Billion Barrel)
Ten Billion Barrel X7A ten billion barrel with fourteen layers which is seven times the size of the original puzzle.
Ten billion 2/3A ten billion barrel with only two colums to push the marbles up and down.
Ten billion barrel with restricted movesA ten billion Barrel with two rods extended by the size of one marble.

Ten billion holeA Nintendo ten billion barrel transformed into a varikon puzzle.
Yellow Ten Billion BarrelAnother version of the Ten billion barrel. Presumably a clone.
YolocolocoSpanish version of the ten billion barrel by nintendo.


join »login » Community