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Eric Clack
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36 followers
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Functional programming with Scratch? No, Snap!
In my tech mentoring at Coder Dojo and Code Clubs I'm always on the look out for new things that broaden the mind, offer alternative approaches and make people think differently. So I've decided I'd like to introduce functional programming. Some of the char...
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A photo bank on your Raspberry Pi
I've been taking photos for years and now have many thousands, in fact too many to store on my laptop. My family take photos too, and we all like to share. None of us are particularly happy with Facebook or other online photo sharing sites, and anyway most ...
A photo bank on your Raspberry Pi
A photo bank on your Raspberry Pi
ericclack.blogspot.com
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My Education Manifesto
I've been involved in learning and education for over 5 years, enough time to start to make sense of my values and preferences -- what I stand for in education. So I've created a first draft education manifesto, to seek comment, feedback and discussion. Why...
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Tiling and tessellation with a Context Free Grammar - Part 2
In my previous blog post we looked at how to use a Context Free Grammar to  make simple grids of circles and then use colour variation to produce a rainbow effect. Now let's look at making more interesting patterns of shapes. Simple spirals First let's draw...
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Tiling and tessellation with a Context Free Grammar
There's something pleasing about filling a space with shapes that fit together and overlap in interesting ways. Using a Context Free Grammar we can use a simple language to express relations between shapes and make a large composition with a few rules. In t...
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Learn to read music with Racket Scheme
Further to my previous post about using MIT Scratch to help you practice music , I thought I'd give Racket a go to see how easy it would be to get something working. Scratch is brilliant for prototyping audio/visual ideas, but the limitations of a drag and ...
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Using autotests to explore and improve code
Eliza the Psychotherapist I want to write a version of the Eliza psychotherapist program to explore how intelligent computers can appear, or how much work it is to make them appear intelligent. I have in mind testing it out on the local kids computer club.....
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Racket on the Raspberry Pi
Racket is a nice programming language to experiment with -- OK there's a bit of adjustment to the lisp syntax, but once you get that you get access to a wealth of built-in libraries for graphics, animation, UIs and more. The Racket package in the official R...
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Programming Number Squares
I want to produce number squares (10 x 10 grids of numbers up to 100) and highlight different sequences of numbers to help in my maths teaching. I could do this in a spreadsheet, but why not program it so that I can quickly produce a range of number squares...
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Scratch style programming in Python? - A simple Pong game
I've been attempting to make Scratch style programming in Python possible -- in response to the question: "What shall I try after Scratch". Kids eventually outgrow Scratch, but the move up to Python can be big, so I'm aiming for something that's mid way bet...
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