How to Trace Python Algorithms with a Visualisation Tool

Understanding all the details of how an algorithm works can be challenging, and it is helpful to be able to perceive what is happening from multiple angles. One particularly useful tool to...

The Change Making Problem with Python

The change making problem has become something of a classic due to what it can show us about different approaches to algorithmic problem solving. In this article we will look at the...

The Collatz Conjecture with Python

The Collatz Conjecture is an unsolved problem in Mathematics which lends itself nicely to exploration with Python. The idea is simple: Pick a positive whole number. If it’s odd, multiply it by...

Morse Code with Python

In this article we will learn how to use Python programming to convert messages from English to Morse Code and vice versa. We will also learn how to play the Morse Code...

Python Coding Challenge – Modulo Operator

In this Python coding challenge your goal is to implement the modulo operator (%) for yourself, without using division or the % operator itself. We’ll only consider positive integers here, although by...

Solving Quadratic Equations with Python

In this article we are going to explore how to use Python to solve quadratic equations and display the graphs of quadratic functions. Many years ago I used to use TI-84 graphing...

Python Turtle Graphics Circles - Archery Target

Drawing Circles with Python Turtle Graphics

In this lesson we are going to learn how to draw circles with Python Turtle Graphics. We will then modify the default circle method so that we can centre our circles at...

100 Doors Python Coding Challenge

In this lesson we are going to look at a fun coding challenge in Python called “100 Doors”. It’s a great challenge for developing algorithmic thinking and Python programming skills. Image courtesy...

Fizz Buzz Coding Challenge in Python

Fizz Buzz is a classic coding challenge based on a game played at school in Maths lessons. Fizz Buzz is a game for two or more players. Take it in turns to...

Python Loops and Flowcharts

In this lesson we are going to learn how to convert between Python code and flowchart representations of loops when designing algorithms. Consider the following code. As with most code examples in...

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Tag: Beginner Python Lessons