Education-X Thumbnail of a Education-X puzzle.

Size:
9x9.
Elements:
E, D, U, C, A, T, I, O, and N.
Groups: Twenty-nine total.
The 9 rows.
The 9 columns.
The 9 3x3 squares.
The 2 diagonals.
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
Education-X-c1 Thumbnail of a Education-X-c1 puzzle.
Education-X-d1 Thumbnail of a Education-X-d1 puzzle.
Education-X-d2 Thumbnail of a Education-X-d2 puzzle.
Education-X-r5 Thumbnail of a Education-X-r5 puzzle.