The 21 Game with Python Turtle Graphics

Here’s something fun. The 21 Game is a two-player counting game where each player can add 1, 2, or 3, starting at zero, to the total. the total must not exceed 21...

maths computer science pythagoras treasure island

Calculating Distance with Python

Play Treasure Island by Clicking Here I am very keen to help people connections between Maths and Computer Science. Above is a game I wrote using JavaScript. When you click on an...

Recursion for A Level Computer Science using Python

Introduction to Recursion in Python

It was a dark night, the night was dark and the robbers were in a cave. One robber said to the other “tell us a tale,” and this is the tale he...

Converting from Decimal to Hexadecimal for Computer Science GCSE and A Level

Conversion from Decimal to Hexadecimal

I want to share a little trick which some of you may not know for converting from Decimal to Hexadecimal as required for Computer Science GCSE and A Level. To use this...

computer science a level gcd on ti-84 graphing calculator

The Euclidean Algorithm on the TI-84 Graphing Calculator

The Euclidean Algorithm an ancient Greek method for finding the greatest common divisor of two numbers. In spite of its age, it is still of great importance in modern mathematics and computing,...

The Jug Filling Problem on the TI-84 CE Graphing Calculator

The Jug filling Problem is a very interesting problem which can quickly take you into some fairly deep territory in the overlap between Maths and Computer Science. It is closely related to...

Little Man Computer – Division

We recently looked at how to do multiplication using the Little Man Computer instructions. It will help with what we are about to do if you have read and understood that article....

Little Man Computer – Multiplication

Doing multiplication using Little Man Computer instructions can be quite a challenge for newcomers. Once you can do it, you will be well on your way to the level of mastery required...

ti-84 colour learn to program Computer Science GCSE and A Level

The TI-84 Graphic Calculator

This picture is of the Texas Instruments TI-84 Calculator which I make a lot of use of in my teaching. It’s great for giving students dynamic representations of the concepts they are...

Python Turtle Circle sector challenge for GCSE Computer Science

Python Circle Sector Challenge

Maths and Computer Science are often taught very separately, and yet they make excellent companions. Writing a program to explore a topic from Maths can really help to understand the topic deeply...

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Category: Computer Maths