FRAME SUDOKU (QC-53)

FRAME SUDOKU Puzzle Instructions Place digits in the given range in the grid such that every row, column, and boldly outlined box contai...

Cave (QC-46)

Cave Puzzle Instructions Draw a single loop in the grid along the side of the cells to represent a cave. The border of the cave can’t ...

STAR BATTLE (QC-44)

STAR BATTLE Puzzle Instructions Place given number of stars in the grid so that no two stars touch each other, not even diagonally. Ever...

DUTCH LOOP (QC-38)

DUTCH LOOP Puzzle Instructions Draw a loop (closed path) passing through every cell in the grid exactly once. The loop must take a 90 de...

Palindrome (QC-32)

Palindrome  Puzzle Instruction Fill some cells with A, B or C so that every row and every column contains a palindrome (i.e. a sequence ...