Here is a Calcudoku puzzle to challenge the brain with logic and deductive reasoning skills. Suitable for classrooms focused on building independent lifelong learners with transferable skills to all areas of the curriculum. Skill building supported by Calcudoku puzzles based on filling in a 6x6 grid following basic Sudoku rules: each number can only appear once in a row and a column. Each block, surrounded by bold lines, requires the solution to a math problem. Numbers within each block can be used more than once.
Calcudoku puzzle is available as printable download and Google Apps™ version.