A Level Concepts - 101 Computing

A* Short Path Algorithm Interactive Task

Administrator — Tue, 07 Jul 2026 13:53:26 +0000

Finding the shortest route between two places might sound like a simple task, but when a network contains hundreds or even millions of possible paths, computers need an efficient way to decide which route to follow. This is where search…

The post A* Short Path Algorithm Interactive Task first appeared on 101 Computing.

Dijkstra Short Path Algorithm Interactive Task

Administrator — Tue, 07 Jul 2026 13:24:44 +0000

Every time you use a sat nav, plan a journey on a map app, or search for the fastest route across a transport network, you are using ideas from graph theory. A road map can be represented as a graph:…

The post Dijkstra Short Path Algorithm Interactive Task first appeared on 101 Computing.

CSS Code Builder

Administrator — Fri, 26 Jun 2026 11:25:30 +0000

Put your knowledge of the main CSS selectors and properties to the test with this interactive CSS Selector & Property Builder! Complete a series of drag-and-drop challenges to demonstrate your skills in styling HTML web pages using CSS. Choose the…

The post CSS Code Builder first appeared on 101 Computing.

HTML Tag Builder

Administrator — Fri, 26 Jun 2026 10:53:17 +0000

Put your knowledge of the main HTML tags to the test with this interactive HTML Tag Builder! Complete a series of drag-and-drop challenges to demonstrate your skills in building the HTML code needed to create basic web pages. Practise using…

The post HTML Tag Builder first appeared on 101 Computing.

SQL Query Builder

Administrator — Thu, 25 Jun 2026 17:11:07 +0000

Put your SQL skills to the test with this interactive SQL Query Builder! In this challenge, you will practise constructing SQL statements by selecting the correct clauses to retrieve or manipulate data stored in database tables. Work your way through…

The post SQL Query Builder first appeared on 101 Computing.

Boolean Algebra Simplification Quiz

Administrator — Wed, 10 Jun 2026 15:16:23 +0000

Put your Boolean Algebra skills to the test!

The post Boolean Algebra Simplification Quiz first appeared on 101 Computing.

Interactive Sorting Algorithms

Administrator — Tue, 09 Jun 2026 14:25:51 +0000

Use the following two interactive sorting algorithm activities to test your understanding of the Bubble sort and the Insertion sort algorithms.

The post Interactive Sorting Algorithms first appeared on 101 Computing.

Duplicate Detection Algorithms & Big O Notation

Administrator — Tue, 24 Feb 2026 15:43:44 +0000

One of the most powerful ways to understand Big O Notation is to compare two different ways of solving the same problem. Duplicate Detection Challenge? The aim of a duplicate detection algorithm is to determine whether a list of values…

The post Duplicate Detection Algorithms & Big O Notation first appeared on 101 Computing.

The Story of Gauss and 1 + 2 + 3 + … + 100

Administrator — Mon, 23 Feb 2026 15:13:40 +0000

When learning about algorithms, one of the most important ideas in computer science is the Big O Notation. It helps us measure how efficient an algorithm is — especially as the size of the problem gets bigger. To introduce this…

The post The Story of Gauss and 1 + 2 + 3 + … + 100 first appeared on 101 Computing.

Football League Table using an API

Administrator — Fri, 06 Feb 2026 12:33:11 +0000

In many modern programs and websites, data does not come from a file stored on your computer. Instead, it is often retrieved live from the internet. One of the most common ways this happens is through an API. In this…

The post Football League Table using an API first appeared on 101 Computing.