Perimeter of Rectangles and Composite Shapes
Using efficient strategies to calculate the boundary of rectangles and simple composite shapes.
Key Questions
- Explain why we use linear units to measure perimeter.
- Design a composite shape with a specific perimeter.
- Compare different strategies for calculating the perimeter of an irregular shape.
ACARA Content Descriptions
About This Topic
Dramatic tension is the 'engine' of a play, keeping the audience engaged through conflict, suspense, and surprise. For Year 5 students, this topic involves learning how to manipulate the elements of drama, such as pace, silence, and space, to create a sense of anticipation. This aligns with ACARA's standards regarding the use of dramatic symbols and conventions to shape audience response.
Students explore how tension is built not just through what is said, but through what is left unsaid. They learn about the 'stakes' of a scene and how to use technical elements like lighting and sound to enhance the mood. This topic is best taught through active simulations where students can 'feel' the energy in the room change as they adjust their performance. Structured debates about 'who has the power' in a scene also help students understand the underlying dynamics of tension.
Active Learning Ideas
Simulation Game: The Tension Scale
A pair performs a simple scene (e.g., asking for a loan). The class uses hand signals to show the 'tension level' from 1 to 10. The actors must respond to the signals, slowing down or getting closer to each other to drive the tension up.
Inquiry Circle: The Secret Box
Small groups are given a prop (a locked box). They must create a scene where the tension comes from the fact that one person knows what's inside and the other doesn't. They must use silence and 'near-misses' to keep the audience guessing.
Think-Pair-Share: Sound and Suspense
Students listen to three different sound effects (a ticking clock, a low hum, a sudden bang). They discuss with a partner how each sound would change the 'feeling' of a character waiting in a dark room, then share their ideas for a scene.
Watch Out for These Misconceptions
Common MisconceptionTension means everyone is shouting and angry.
What to Teach Instead
Students often think 'loud' equals 'tense.' Use a 'silent' scene exercise to show that a whisper or a long, uncomfortable silence can actually be much more tense than a loud argument.
Common MisconceptionThe audience needs to know everything right away.
What to Teach Instead
Students often 'spill the beans' too early. Through 'The Secret Box' activity, show them that keeping information away from a character (or the audience) is the best way to create suspense.
Suggested Methodologies
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Frequently Asked Questions
What are the four main types of dramatic tension?
How can active learning help students understand dramatic tension?
How does silence create tension?
What role does 'space' play in tension?
Planning templates for Mathematics
5E Model
The 5E Model structures lessons through five phases (Engage, Explore, Explain, Elaborate, and Evaluate), guiding students from curiosity to deep understanding through inquiry-based learning.
unit plannerMath Unit
Plan a multi-week math unit with conceptual coherence: from building number sense and procedural fluency to applying skills in context and developing mathematical reasoning across a connected sequence of lessons.
rubricMath Rubric
Build a math rubric that assesses problem-solving, mathematical reasoning, and communication alongside procedural accuracy, giving students feedback on how they think, not just whether they got the right answer.
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