Block suitable for use in an arrangement of interlocking blocks

A block suitable for use in an arrangement of blocks that are interlocked, said block comprising a plurality of side surfaces configured such that said block has a shape formed of a plurality of contiguous instances of a basic shape, said basic shape comprising:

• a first side surface extending between a first edge and a second edge, said first side surface being irregular and having a first half and a second half that are congruent such that, when viewing the first side surface as a two-dimensional locus of points, the second half of the first side surface corresponds to a 180°-rotated version of the first half of the first side surface;
• a second side surface extending between said second edge and a third edge, said second side surface having a first half and a second half that are congruent such that, when viewing the second side surface as a two-dimensional locus of points, the second half of the second side surface corresponds to a 180°-rotated version of the first half of the second side surface;
• a third side surface extending between said first edge and a fourth edge, said third side surface being congruent with a first portion of said first side surface;
• a fourth side surface extending between said third edge and a fifth edge, said fourth side surface being congruent with a second portion of said first side surface such that said first portion and said second portion of said first side surface constitute said first side surface;
• and
• a fifth side surface extending between said fourth edge and said fifth edge, said fifth side surface having a first half and a second half that are congruent such that, when viewing the fifth side surface as a two-dimensional locus of points, the second half of the fifth side surface corresponds to a 180°-rotated version of the first half of the fifth side surface.

A set of blocks capable of interlocking with one another, each block comprising a plurality of side surfaces configured such that said block has a shape formed of at least one instance of a basic shape, said basic shape comprising:

• a first side surface extending between a first edge and a second edge, said first side surface being irregular and having a first half and a second half that are congruent such that, when viewing the first side surface as a two-dimensional locus of points, the second half of the first side surface corresponds to a 180°-rotated version of the first half of the first side surface;
• a second side surface extending between said second edge and a third edge, said second side surface having a first half and a second half that are congruent such that, when viewing the second side surface as a two-dimensional locus of points, the second half of the second side surface corresponds to a 180°-rotated version of the first half of the second side surface;
• a third side surface extending between said first edge and a fourth edge, said third side surface being congruent with a first portion of said first side surface;
• a fourth side surface extending between said third edge and a fifth edge, said fourth side surface being congruent with a second portion of said first side surface such that said first portion and said second portion of said first side surface constitute said first side surface;
• and
• a fifth side surface extending between said fourth edge and said fifth edge, said fifth side surface having a first half and a second half that are congruent such that, when viewing the fifth side surface as a two-dimensional locus of points, the second half of the fifth side surface corresponds to a 180°-rotated version of the first half of the fifth side surface;
• said set of blocks comprising:
• a first block having a shape formed of a single instance of said basic shape;
• and
• a second block having a shape formed of a plurality of contiguous instances of said basic shape.

A block suitable for use in an arrangement of blocks that are interlocked, said block comprising:

• a first side surface extending between a first edge and a second edge, said first side surface being irregular and having a first half and a second half that are congruent such that, when viewing the first side surface as a two-dimensional locus of points, the second half of the first side surface corresponds to a 180°-rotated version of the first half of the first side surface;
• a second side surface extending between said second edge and a third edge, said second side surface having a first half and a second half that are congruent such that, when viewing the second side surface as a two-dimensional locus of points, the second half of the second side surface corresponds to a 180°-rotated version of the first half of the second side surface;
• a third side surface extending between said third edge and a fourth edge, said third side surface being congruent with said first side surface;
• a fourth side surface extending between said fourth edge and a fifth edge, said fourth side surface being congruent with said first side surface;
• a fifth side surface extending between said fifth edge and a sixth edge, said fifth side surface being congruent with said second side surface;
• and
• a sixth side surface extending between said first edge and said sixth edge, said sixth side surface being congruent with said first side surface.

A block suitable for use in an arrangement of blocks that are interlocked, said block comprising:

• a first side surface extending between a first edge and a second edge, said first side surface being irregular and having a first half and a second half that are congruent such that, when viewing the first side surface as a two-dimensional locus of points, the second half of the first side surface corresponds to a 180°-rotated version of the first half of the first side surface, said first side surface having a profile length;
• a second side surface extending between said second edge and a third edge, said second side surface having a first half and a second half that are congruent such that, when viewing the second side surface as a two-dimensional locus of points, the second half of the second side surface corresponds to a 180°-rotated version of the first half of the second side surface;
• a third side surface extending between said first edge and a fourth edge, said third side surface being congruent with a first portion of said first side surface, said third side surface having a profile length;
• a fourth side surface extending between said third edge and a fifth edge, said fourth side surface being congruent with a second portion of said first side surface, said fourth side surface having a profile length, the profile length of the first side surface corresponding to the profile length of the third side surface added to the profile length of the fourth side surface;
• and
• a fifth side surface extending between said fourth edge and said fifth edge, said fifth side surface having a first half and a second half that are congruent such that, when viewing the fifth side surface as a two-dimensional locus of points, the second half of the fifth side surface corresponds to a 180°-rotated version of the first half of the fifth side surface.