Digital Technologies and the NZC - whats it all about

Today I joined my colleagues at Puketapu School for a CORE breakfast. Tim Bell led us through a presentation of how students can engage in activities around digits (Digital Technology). We all use digital technology everyday, programmes are written for people.
Some key points from further reflection...

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Tim Bell - http://csunplugged.org/

Hashing numbers (Barcode)
9 1 9 2 2 2   ----   5
4 4 5 2 0 7  ------ 2 always x 3  = 1 what bring it up to 0 (10)  = 9 last letter of barcode

Digital Technology: digits 

Students - Can add barcode's 

You can use Scratch to create a programme, to calculate your formula/barcode. 

What is special about digital technology? Digits 

Pixels - picture element (RGB numbers for each pixel) human eye can see red, blue, green. 

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Digital technologies to become part of the national curriculum

http://www.edgazette.govt.nz/Articles/Article.aspx?ArticleId=9323

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Computational Thinking :

http://barefootcas.org.uk/barefoot-primary-computing-resources/concepts/computational-thinking/

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Diversity is celebrated in the technology field. Students should have opportunities to learn more to be able to work in this field. How am I doing this in my teaching?