The Mind-Bursting Calcudoku Puzzles Vol II: Math Activity Book for KidsPaperback, 15 September 2017

Do you know that kids get tired if exposed to the same activities and patterns all the time? Spice up their learning time with the help of this activity book for kids. The Calcudoku puzzles are a combination of logic and arithmetic. They look like Sudoku but with the extra requirement of solving arithmetic equations. So go ahead and grab a copy now!