Computer Science - 101 Computing

Vector Based Graphics Editor

Administrator — Thu, 02 Jul 2026 14:12:11 +0000

Not every digital image is stored as a collection of coloured pixels. While photographs and pixel art are usually saved as bitmap images, many logos, icons, maps and illustrations are created using a completely different method called vector graphics. Instead…

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Bitmap Image Simulator

Administrator — Thu, 02 Jul 2026 09:59:44 +0000

Every photo, icon, emoji and piece of pixel art you see on a computer has to be stored digitally. But have you ever wondered how a computer can save an image using nothing more than 1s and 0s? One of…

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Sound Sampling Simulator

Administrator — Tue, 30 Jun 2026 13:27:03 +0000

Have you ever wondered how your computer or smartphone stores music, podcasts or voice recordings? Although sound travels through the air as a continuous (analogue) wave, computers can only store digital data made up of 1s and 0s. So how…

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Interactive Trace Table Challenge

Administrator — Mon, 29 Jun 2026 13:00:25 +0000

Put your programming skills to the test with this interactive Trace Table Challenge! Whether you’re learning to code or preparing for your GCSE Computer Science exams, trace tables are one of the most useful techniques for understanding exactly how an…

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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…

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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…

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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.

GCSE Computer Science Definition Builder

Administrator — Thu, 25 Jun 2026 11:26:55 +0000

Learning the key terminology is an essential part of success in GCSE Computer Science. This interactive Definition Builder challenge helps students revise important keywords by asking them to reconstruct definitions one phrase at a time. Simply drag each definition card…

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Storage Capacity Contest

Administrator — Mon, 22 Jun 2026 12:58:51 +0000

Have you ever wondered whether 2,000 KB is larger than 1 MB, or how 3,000,000 Bytes compares to 5 MB? Understanding computer storage units is an important skill for every computing student, but comparing different units can sometimes be trickier…

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The Lost Ice Ship

Administrator — Sun, 21 Jun 2026 17:51:54 +0000

In 1915, the famous explorer Sir Ernest Shackleton set out on an Antarctic expedition aboard his ship, Endurance. Unfortunately, the ship became trapped in the ice of the Weddell Sea and was eventually crushed and sunk. For more than 100…

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