HyperEducation Thumbnail of a HyperEducation puzzle.

Size:
9x9.
Elements:
E, D, U, C, A, T, I, O, and N.
Groups: Thirty-one total.
The 9 rows.
The 9 columns.
The 9 3x3 squares.
The 4 3x3 inner squares.
Instructions:
Precise details on group numbering.
Answer grids:

Puzzle Difficulty levels and Examples

Difficulty LevelLowHighExample
Easiest 2 2 Puzzle   ·   3-steps   ·   All-steps   ·   Solution grid
Easy 3 4 Puzzle   ·   3-steps   ·   All-steps   ·   Solution grid
Medium 5 8 Puzzle   ·   3-steps   ·   All-steps   ·   Solution grid
Difficult 9 14 Puzzle   ·   3-steps   ·   All-steps   ·   Solution grid
Challenging 15 20
Tournament 21 29

Related Signature Puzzles:

Puzzle NamePuzzle
HyperEducation-c1 Thumbnail of a HyperEducation-c1 puzzle.
HyperEducation-c5 Thumbnail of a HyperEducation-c5 puzzle.
HyperEducation-i1 Thumbnail of a HyperEducation-i1 puzzle.
HyperEducation-i14 Thumbnail of a HyperEducation-i14 puzzle.
HyperEducation-i23 Thumbnail of a HyperEducation-i23 puzzle.
HyperEducation-r5 Thumbnail of a HyperEducation-r5 puzzle.