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Justin Arnold's Shop

Average Rating4.60
(based on 119 reviews)

Teacher of Computer Science and IT, providing a range of resources, mostly relating to computing, but many can be used in a cross curricular way and are designed to be easy to adapt.

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Teacher of Computer Science and IT, providing a range of resources, mostly relating to computing, but many can be used in a cross curricular way and are designed to be easy to adapt.
Algorithm Demonstration
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Algorithm Demonstration

(0)
A simple but effective introduction to the concept of algorithms. Students are shown a series of random numbers one at a time, and have to tell the teacher which is the largest number. They don't know the range, and they don't know the quantity of numbers. However, all students can do it, by quickly creating a set of simple rules to follow in their head - an algorithm. Without realising it they create a set of instructions to follow, they create a variable, and they carry out comparison tests. They use input, and output, and effectively demonstrate all of the attributes of a simple algorithm. This demonstration can then be used to introduce these ideas, and the whole concept of computational thinking.
Anti Gravity Connect 4 - Class Quiz
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Anti Gravity Connect 4 - Class Quiz

(0)
I use this simple tool as a way of spicing up class quizzes. The class is divided into two teams - red and blue. One representative from each team comes up to the board. A third, independent student can be the quizmaster, or the teacher can fill this role. Each team is asked a question. If they get the question right then they can add one of their team's coloured tokens to the board by simply clicking where they would like to put it. No gravity with this version of Connect 4 - they simply need to make a row of four coloured counters in any direction. (Make it easier by limiting it to three, or make it much more interesting by making them try to make a row of 5 or even 6 counters.) The quizmaster simply needs to click the button in the top right corner to select which colour team is able to add a token to the board. Click a coloured token twice to reset its colour to white, or use the reset button at the top left to reset the whole board. Any questions, comments or suggestions welcome.
Real Logos Created in PowerPoint
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Real Logos Created in PowerPoint

(0)
A selection of real logos, compared with re-created logos made entirely in PowerPoint using the Shapes tool. This was to demonstrate to classes how dynamic and versatile the shapes tool can be for creating logos and images.
Number Grid (Conditional Formatting in Excel)
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Number Grid (Conditional Formatting in Excel)

(1)
Can be used either as a demonstration of an interactive number grid that show how number patterns can be represented by colours, or as a demonstration of how conditional formatting rules can be applied to a grid of cells. Change the two numbers on the left to see the grid update immediately, creating waves of colour.
Internet Search Tips Poster
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Internet Search Tips Poster

(4)
A Nando's menu styled poster which provides top tips and advice on searching the web efficiently and effectively. I give copies of this to my students so it's ready to hand, but it's also a handy poster to refer to when helpful.
Making Connections Game - Cross Topic Revision Activity (Easily Customisable)
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Making Connections Game - Cross Topic Revision Activity (Easily Customisable)

(1)
This is an excellent little resource for getting students to make connections between topics and ideas which might not naturally occur to them, improving fluency and mastery within any subject. The idea of the game is simple: the teacher simply clicks the orange 'Go' button and the computer randomly selects two different words from a word list set by the teacher. The students are then challenged to devise a sentence which uses both of the two words in it, creating a connection between them. In some cases this may be easy ('input', 'mouse', but at other times they will have to extend their thinking to reach across apparently distinct topic areas to identify a connection or relationship ('binary', 'wireless'.) The game is very easy to customise. It consists of two files - a PowerPoint file, and a plain text file called 'words'. The plain text file called 'words' can easily be edited to contain any word list you choose, and is therefore both subject and topic independent. You could have several word lists prepared for different topics or classes, and just swap the 'words' file over when you need it. As long as the 'words' text file and the PowerPoint file are kept in the same folder, the game will work. The example provided contains a GCSE Computing keyword list, but this can easily be changed or adapted to suit your needs.
Keyword Hangman (Easily Customisable)
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Keyword Hangman (Easily Customisable)

(1)
Very easily customisable hangman game for practising keywords. Great for a quick starter or for practising keywords for a topic. Simply open up the PowerPoint file, and enter your list of keywords in the notes section on the second slide. Run the game and it will automatically choose a random word, display the dashes and lives, and you can click the letters to guess.
Random Spinning Name Selector (Wheel of Fortune)
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Random Spinning Name Selector (Wheel of Fortune)

(94)
A PowerPoint slide that can be dropped into any presentation, or used as a standalone resource. It looks and works a little like the Wheel of Fortune game show, with student names on a wheel that can be sent to spin, and then stop randomly at any point to choose a random student. Sound effects and music included, it is extremely easy to edit the student names. I suggest creating one slide per class. If you have any questions or comments please do let me know.