Did you enjoy my previous post about solving a 3 X 3 Magic Square. Now, you might be left wondering what about a 4 X 4 Magic square ? Can it be solved the same way ? Well no right, because unlike 3 X 3 Magic square, there is no middle column in the 4 X 4 Magic Square. Therefore,… Read More

# Puzzles

## Magic Square 3 X 3

Magic squares have intrigued people from ancient times. A magic square is a square with equal number of rows and columns filled with distinct positive numbers 1, 2, …, arranged in such a way that the sum of the numbers in any horizontal, vertical, or diagonal line is always the same. A 3 X 3 magic square would have 9… Read More

## MatchStick Puzzles – Largest and Smallest Numbers

Matchstick puzzles are fun to solve. These puzzles are pretty engaging can be used in many ways to teach the basic concepts of Math. Recently, we used the math concept of place values and integers to solve these puzzles. We had to rearrange the matchsticks to find out the largest and smallest possible number that can be made using a… Read More

## The Blonde Hair Problem

Originally published in the Greek textbook for primary teacher trainees, the Blonde Hair Problem is a very popular mathematical problem. Initially, the problem gives an impression of being an ‘unreal’ mathematical problem with irrelevant information and, hence can’t be solved. But, once you look past through the initial impression and start solving it step by step, it will leave a… Read More

## Critical Thinking Puzzles – Crack the Code

Crack the codes are critical thinking puzzles where you need to decode the three digit key to open the lock. For each of the three digits, hints are given regarding the correctness and placement of those digits. Your challenge is to break the code using the given hints. The Crack the code activities help kids with their problem solving abilities… Read More

## Coin Puzzle – Triangular Number

I often introduce new puzzles to my kids. I believe puzzles have many important benefits for them. It develops their problem solving skills, and persistence. And it also boost their confidence as they solve it. Today, we tried solving some coin puzzle. Do you know that numbers can also have shapes. For example, the number 10 is a triangular number… Read More