brain exercise

KenKen creator Tetsuya Miyamoto

KenKen – A New Puzzle for Sudoku and Kakuro Enthusiasts

By Bill Lombard on 26 November, 2008

KenKen is a logic and mathematical puzzle which is similar to Sudoku. Tetsuya Miyamoto, a Japanese mathematics teacher, created this quite creative brain exercise. He holds weekend mathematics, logic, and mathematics tutorials for children; he first introduced KenKen to these children to improve their number sense, concentration, and perseverance. As a math teacher, I use [...]

Posted in , | Tagged , , , | 4 Responses

Digit Puzzles–Using Number Sense Strategies to Foster Algebraic Thinking for All Students

By Bill Lombard on 1 June, 2008

The June 2008 issue of the California Math Council ComMuniCator journal has posed the following problem in the student problem section: “Use each of the numbers 3, 4, 5, 6, and 7, and any operations to express as many counting numbers as possible, beginning with 1.  All five of the numbers must be used in [...]

Posted in | Tagged , , , , , , , | 1 Response