Summary The binary number system is a base-2 number system. This means it only has two numbers: 0 and 1. The number system that we normally use is the decimal number system. It has 10 numbers: 0-9. Why use binary numbers? Binary numbers are very useful in electronics and computer systems. Digital electronics can easily… Continue reading Binary Numbers
Month: January 2022
Roman Numerals
Skills needed: Multiplication Addition Subtraction Roman numerals were used by the Ancient Romans as their numbering system. We still use them sometimes today. You see them in the Super Bowl’s numbering system, after king’s names (King Henry IV), in outlines, and other places. Roman numerals are base 10 or decimal, like the numbers we use… Continue reading Roman Numerals
Prime Numbers
Skills needed: Multiplication Division Addition Whole numbers What is a prime number? A prime number is a whole number with exactly two factors, itself and 1. Okay, maybe that’s a bit hard to understand. Let’s take a look at some examples: The number 5 is a prime number because it cannot be divided evenly by… Continue reading Prime Numbers
Chako Chaki
There was once a male sparrow and female sparrow who lived together happily. They jumped from one branch to another and flew freely. With team work, they built a nest for themselves and made their home ready. One day, the female sparrow brought rice and the male sparrow brought lentils. He cooked Khichdi – an… Continue reading Chako Chaki
Adam and the Dragon’s Treasure
Adam lived in a small village in the south of Poland near to the big city of Krakow. Adam’s favourite part of the day was dinner time. Not because his mother made the best food in the whole world, but because, at dinner time, the whole family would sit around the television and watch the… Continue reading Adam and the Dragon’s Treasure
What We Plant, We Will Eat
A long time ago, two brothers lived with their father in a small house in Korea. The younger brother worked hard and was kind to everyone but the older boy was arrogant and proud. He scorned his younger brother and ignored his ageing father. Every night after supper, the father would say: ‘Remember boys that… Continue reading What We Plant, We Will Eat
Why Elephants Can’t Fly
A long time ago, much longer than most people can remember, elephants could fly! They had four enormous wings and they whizzed through the sky so fast that it amazed the other animals. But these big beasts were sometimes also stupid. But shhh… the other animals would keep quiet about it and never discuss it.… Continue reading Why Elephants Can’t Fly
The Three Fish
Once, three fish lived in a pond. One evening, some fishermen passed by the pond and saw the fish. ‘This pond is full of fish’, they told each other. ‘We have never fished here before. We must come back tomorrow morning with our nets and catch these fish!’ When the eldest of the three fish… Continue reading The Three Fish
The Three Diamonds
There was a young thief and he lived with his grandmother. ‘Oh, my grandson, will you not change your ways? I will die an unhappy woman. You drink. You gamble. You steal. You lie. Will you not change your ways?’ ‘How, grandmother, can I change my ways? I drink to forget our poverty. I gamble… Continue reading The Three Diamonds
The Tale of the Wawel Dragon
Hundreds of years ago, beneath the royal castle of Wawel, there lay a cruel and menacing three-headed dragon named Smok Wawelski. He lived in a cold dark cave surrounded by bats and snakes who bore witness to the dragon’s villainous acts. The nearby villagers always knew if Smok Wawelski was about to wreak havoc. They… Continue reading The Tale of the Wawel Dragon