Smalruby

Speakers: Kouji Takao, Nobuyuki Honda2017.09.20 15:50 - 16:30, Dahlia #rubykaigiB, RubyKaigi 2017 at International Conference Center Hiroshima, Hiroshima, Japan

Speakers: Kouji Takao

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Speakers: Nobuyuki Honda

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Ruby Programming Shounendan

●Promoting the joy of programming to many kids. 一人でも多くの青少年にプログラミングの喜びを！

●Building internet safety awareness for kids through programming!プログラミングを通じて青少年とネット社会との関わり方を考える組織を地域社会の中に！

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Matsue City, Shimane

http://en.wikipedia.org/wiki/File:Japan_location_map_with_side_map_of_the_Ryukyu_Islands.svg : Maximilian Dörrbecker (Chumwa) CC-BY-SA 3.0CC by SA

Matz-e

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Workshop●Trial:Instroducing Ruby for kids and parents

●Dojo:Computer programming clubs(like CoderDojo)

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Development●MaterialsTextbook, Worksheet, etc.

●ToolsSmalruby: Visual programming environmentSmalrubot: Robot controlled by smalruby

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Agenda●Programning Education in Japan

●"Scratch"

●Smalruby

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ProgrammingEducationin Japan

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Books●Hello Ruby

●Manga

●For non-tech parent

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TV Show: "Why! Programming"

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CoderDojo●Programming club for young person aged 7 ‒ 17

●World wide 1,250 Dojo

●Over 93 Dojo in Japan

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Compulsory Education:義務教育

●2012: For ages 13-15●2020: For ages 6 - 12

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Background●“Fourth Industrial Revolution”第４次産業革命IoT, Big Data, AI, etc.

●Computational Thinking for elementary school in Japanプログラミング的思考

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Computational Thinking for elementary school in Japan●Ability to think logically the following three things to realize the series of activities that you intend

自分が意図する一連の活動を実現するために次の3つのことを論理的に考えていく力

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Computational Thinking for elementary school in Japan1. What kind of movement combination is necessary

どのような動きの組合せが必要か

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Computational Thinking for elementary school in Japan2. How to combine symbols corresponding to each movement

一つ一つの動きに対応した記号を、どのように組み合わせたらいいのか

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Computational Thinking for elementary school in Japan3. How can we improve the combination of symbols to get closer to the intended activities

記号の組合せをどのように改善していけば、より意図した活動に近づくのか

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Origin of Computational Thinking for elementary school in Japan●Jeannette M. Wing, Computational Thinking, Communications of the ACM, Vol.49, No.3, pp.33-35, Mar. 2006https://www.cs.cmu.edu/~15110-s13/Wing06-ct.pdf

●翻訳中島秀之, 計算論的思考,情報処理 Vol.56 No.6June 2015https://www.cs.cmu.edu/afs/cs/usr/wing/www/ct-japanese.pdf

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"Scratch"20 / 48

"Scratch"●Visual Programming EnvironmentProgramming Language, Script EditorPaint/Draw Editor, Sound Editor

●Web Browser Application (Flash)

●SNS (Forum)

●Remix (like GitHub's Fork)21 / 48

"Scratch"

●Over 20,000,000 users world wide●Over 200,000 users in Japan●Used by the majority of educational organizations in Japan

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日本語

English

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日本語

English

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日本語

English

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日本語

English

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日本語English

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日本語

English

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“Super Brave Bros 2.0”:スーパー勇者ブラザーズ2.0

30 / 48https://scratch.mit.edu/projects/47142062/

Smalruby31 / 48

Motivation

Scratch onRuby World

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Motivation

20,000,000 Scratchers↓

Rubyists33 / 48

Smalruby●Scratch's API for Ruby

Scratch:

Ruby: move(10)

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forever doturn_cw(15)

end

日本語

English

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if (Time.now.sec % 3) == 0say(message: "Fizz")

elsesay(message:

Time.now.sec)end

日本語

English

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日本語

English

@v = 15until y < 0y += @v@v += -1await

end

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日本語

English

@v = 15until touching_color?(0x2E, 0xFE, 0x2E)y += @v@v += -1await

end

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English

def sprite1.jump(v0)@v = v0until touching_color?(

0x2E, 0xFE, 0x2E)y += @v@v += -1await

endend

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日本語

English

sprite1.when(:receive, "Hey Cat1") dojump(15)broadcast("Hey Cat2")

end

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ArchitectureSmalruby::

Character Stage< Character EventHandler

WorldVariables: characters, stages, event_handlersMain Loop

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DXRuby / dxruby_sdl●DXRuby (Windows)Game library on Windows DirectX for beginershttp://dxruby.osdn.jp/

●dxruby_sdl (Mac, Linux)DXRuby API on SDL/Rubyhttps://github.com/smalruby/dxruby_sdl

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Ruby "Super Brave Bros 2.0"

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20,000,000 _Scratchers ≒ Rubyists (?)

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Conclusion●Programning Education in JapanBooks, TV ShowCoderDojo: 93 DojoCompulsory Education: For ages 6-12 & 13-15

●"Scratch”Defact standard for programming education

●SmalrubyScratch's API for RubyScratcher ≒ Rubyist

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Ruby Programming Shounendan

●Promoting the joy of programming to many kids. 一人でも多くの青少年にプログラミングの喜びを！

●Building internet safety awareness for kids through programming!プログラミングを通じて青少年とネット社会との関わり方を考える組織を地域社会の中に！

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Welcome Developers●GitHub: smalruby/smalruby

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Thanks!Q&A