Hartismere School

Est. 1451. An outstanding coeducational secondary school & sixth form college and England's first academy

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Coding Challenges for GCSE and A Level Computer Science

Attached is a collection of coding challenges. The best way to learn and get better at programming is to practise, but it is often difficult to know what to make. Working through these challenges will increase you skill set and familiarity with programming. 

Remember, we program using python in high school (years 7-11) and C# at sixth form. 

Programming IDEs (or you can code online using Replit)

Python: Thonny, Hartismere python online (no saving)

C#: Sharp Develop (old but lightweight), Visual Studio Community

Documents

In this section...

Toyota Virtual Plant Tour

Taking A Level Computer Science

A Level CS: Algorithm Assembly Instructions

How robots are taking over warehouse work

Explore...

Binary addition 1

1.2.3 Programming techniques Test #1

Microbit Multiplayer Game // Maverick

Programming

CPU Fetch-Decode-Execute Animation

Learnit BIOLOGY

Examination Rules, Guidance and Support

Python Cheat Sheet

Using social media and examinations/assessments

C# Cook Books

New...

Local Governing Body Information

January 2026 Examinations

Todorov's narrative theory

Parents Evening :: Year 10

Duke of Edinburgh Portal

Photography Competition

School Policies

December Mock Examinations

Discover...

Programming GCSE CS A Level CS Computer Science GCSE C# GCSE Options Quizlet Food Statutory Information Coursework Photography Art C# Practice AS Python Documentation Script Narrative Trustees College Biology

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