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Algorithmic Logic and Modular Code · Term 1

Problem Decomposition: Breaking Down Tasks

Students learn to break down large problems into smaller, manageable sub-problems, identifying key components and relationships.

Key Questions

  1. Analyze how breaking a problem into smaller parts simplifies its solution.
  2. Differentiate between effective and ineffective decomposition strategies.
  3. Design a decomposition plan for a complex real-world task.

ACARA Content Descriptions

AC9DT10P02
Year: Year 9
Subject: Technologies
Unit: Algorithmic Logic and Modular Code
Period: Term 1

About This Topic

Urban Interventions and Street Art explores the intersection of art, geography, and social ethics. Students investigate how public spaces can be transformed into galleries that challenge authority, celebrate identity, or highlight local issues. This topic is particularly relevant in the Australian context, where street art in cities like Melbourne and Brisbane has become a significant part of the cultural fabric, often featuring voices from marginalised communities and First Nations perspectives.

Students examine the difference between vandalism and intentional public art, considering the role of the 'site' in the meaning of the work. This topic comes alive when students can physically model the patterns of urban movement and debate the ethics of public ownership. Active learning allows them to step into the roles of city planners, artists, and residents to understand the complex power dynamics at play.

Active Learning Ideas

Watch Out for These Misconceptions

Common MisconceptionAll street art is illegal graffiti.

What to Teach Instead

Many street art projects are commissioned or sanctioned by councils to prevent tagging and build community pride. Using a 'sorting' activity with images of different public works helps students distinguish between styles and legalities.

Common MisconceptionStreet art is just about the image.

What to Teach Instead

The location (the 'site') is often as important as the art itself. Peer discussions about why a stencil was placed on a specific bin or bridge help students understand the importance of context in public art.

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Frequently Asked Questions

Is it safe to teach street art in school?
Yes, by focusing on the 'intervention' and 'mural' aspects rather than illegal tagging. Use water-based markers, chalk, or digital tools to simulate the experience without encouraging property damage.
How can active learning help students understand urban interventions?
Simulations of town hall meetings or site surveys force students to consider multiple perspectives. Instead of just looking at slides, they experience the tension between individual expression and community standards, making the ethical lessons much more memorable.
How do I include Indigenous perspectives in this topic?
Highlight artists like Reko Rennie or Adnate, who use street art techniques to bring First Nations visibility to urban centres. Discuss how 'Country' exists even under the concrete of a city.
What are the key ACARA links for this topic?
It covers AC9AVA10C01 (analysing art in contexts) and AC9AVA10R01 (evaluating how artists use visual conventions to communicate social messages). It also links to Civics and Citizenship.

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