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DoDep KitThis puzzle succeeds the Neptune DoDep. It allows to implement 680 puzzles with on kit.
DodoctahedronA face turning octahedron in shape of a dodecahedron. The cuts fit perfectly with the shape's edges.
Does-it-scrambleThis puzzle follows the Rocket Twist and was designed to pose the question that gave it its name.

Dogic TeraminxAn Elite Kilominx in the shape of an icosahedron with some pieces hidden.
DOGIC UltimateThe deeper cuts of a dogic combined with the cuts of a Icosamate. A corner turning icosahedron with four layers.
Double Circle Real 5x5x5The Real 5x5x5 => A 5x5x5 with a 3x3x3 inside and twistable.

Double Circle Real 6x6x6A real 6x6x6, a 6x6x6 where you also have to solve the inner 4x4x4 and the 2x2x2 inside of it.
Double DinoA puzzle which axes do not meet in a single point. It combines mechanisms of the Floppy Cube and the Dino Cube.
Double TroubleA set of two 3x3x3s which implement different subgroups althought their behaviour is deceivingly similar.

Double WeirdTwo samples of Weird Disk 6x6 glued by design onto each other.
Dreidel SkewbAn edgeless Master Skewb.
DreidelmateA puzzle derived from the Master Pentultimate and the Dreidel Skewb. An edgeless Master Pentultimate.

Dual SkewbTwo skewbs built over each other to implement a rarely seen piece type instead of the non-present traditional faces pieces.
Dumbbell CubeTwo 3x3x3s connected with a complex mechanism. Every turned side is followed by one side of the other cube.
Dumbbell SkewbTwo Skewbs (or better: Holey Skewbs) connected with a complex mechanism. Every turn is followed by one turn of the other Skewb.

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