Pentahedron Square 1 mirrorA Square-1 transformed into the shape of a triangular prism but with a Reuleaux triangle. All that with an additional Bump.
PentalabacusA bigger variant of Astrolabacus with six segments that but with five channels of beads.
PentamidA pentagonal prism shaped like its dual solid.
PentaminxA corner turning hexahedron in shape of the Truncated Triakis Tetrahedron.
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