## The World in 2050

Did you know that the world population increased from 1 billion in 1800 to around 8 billion today. And it’s still growing, even though the growth rate has declined from 2% per year around 50 years ago to approximatively 1%

## Average night’s sleep survey

For her PSHE homework on the importance of sleep, Clarisse has decided to collect data from pupils of different year groups from her school. She will do so using a short survey. The aim of the survey will be to

## Mission Alpha-Centauri

Did you know that Alpha-Centauri is the second nearest star to planet Earth, the first one being the Sun. It is 4.2 light-years away from us! When astronomers measure the distance of stars (from planet Earth) they do not use

## Standard Form Conversion Algorithm

Standard form (a.k.a. standard index form), is a system of writing numbers which is particularly useful when using either very large or very small numbers. It is based on using powers of 10 to express how big or small a

## Vera Molnár’s Artwork revisited using Python

Vera Molnár (born 1924) is a French media artist of Hungarian origin. She is considered to be a pioneer of computer art. Trained as a traditional artist, she began working with computers in 1968, where she began to create algorithmic

## Jack and the Beanstalk

In the English fairy tale, Jack and the beanstalk, Jack is a young, poor boy living with his mother and a dairy cow on a farm cottage. The cow’s milk is their only source of income. When the cow stops

## Number 2520?

Did you know that 2520 is the smallest number exactly divisible by all integers from 1 to 10. The aim of this challenge is to write a python script to work out this number from its definition. Note that a

## Higher or Lower Number Game

For this challenge you will design and write a program to play against the computer. The computer will display a random number between 1 and 100. The user will have to try to guess this number. For each guess the

## The missing key

The aim of this challenge is to write a computer program that will take two whole numbers (integers) as input and output the result of multiplying these two numbers together. However, to make this task more challenging, you have to

## Pomodoro Timer

The Pomodoro Technique is a time management method that can be used for a wide range of tasks. Many students use this technique to organise their revision time before an exam. This Pomodoro Technique was developed by Francesco Cirillo in