Math Snake: Find the calculation Part 1
Let us start with an example to show the logic behind the exercises. Find the calculation that uses all cells of the honey comb fieldRead More »Math Snake: Find the calculation Part 1
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Math Sudoku more than just logic
The classic Sudoku tasks have little to do with arithmetic, even if the numbers 1 to 9 used in the exercises. Ultimately, it’s all aboutRead More »Math Sudoku more than just logic
Remove Digits – Part 1
Remove in every calculation some digit to make the equation correct. Sample puzzle for demonstration Check the following calculation. The left side do not matchRead More »Remove Digits – Part 1
Math Puzzle – Part 1
A math calculation is cut into pieces and is scrambled. Can you find a way to put the parts together correctly, so that the calculationRead More »Math Puzzle – Part 1
Brain Teasers with Networks and Graphs
Networks are the theoretical foundations of many models that we use in everyday life. Examples are street maps or the map of the subway inRead More »Brain Teasers with Networks and Graphs
Calculate better with Roman Numerals
Brain teaser with the help of the ancient Roman numerals Our decimal number system with arabic numerals has many advantages. It makes the math prettyRead More »Calculate better with Roman Numerals
Mathemechanic – App-Review
This is the start of our new series: We will review and present all sort of apps, websites and applications that will help you toRead More »Mathemechanic – App-Review
Sudoku 1on1 – Do not play alone
A lot of people like sudoku and some of the are really addicted to that kind of brainteasers. The rules are easy to lean and some ofRead More »Sudoku 1on1 – Do not play alone
Try BrainBrix – Brainteaser
You like Sudoku? You have to try BrainBrix. The exercises have their own rules: In every comb style group, each digit from 1 to 7Read More »Try BrainBrix – Brainteaser