Learning objective
- To create a working gear system and explain its function.
Success criteria
- I can give examples of mechanical systems
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National curriculum
Design and technology
Design
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Cross-curricular links
Science
Forces
Pupils should be
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Before the lesson
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Lesson plan
Recap and recall
Before undergoing this unit, check that the children understand the following: A mechanical system can allow something to move more efficiently. Mechanical systems have more than one mechanism that moves to make them work. Either wheels move around the axle or with the axle.
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Adaptive teaching
Pupils needing extra support:
Could use the Knowledge organiser to help support them answer questions on gears; could work in a group of six and focus on making a single gear; should have the Pupil video: How to make gears available for rewatching as they make their gears.
Pupils working at greater depth:
Should work in a pair to create the three pairs of gears, making one of each type of gear; should write down evaluation criteria questions in their book and use these to compare their gears.
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Assessing progress and understanding
Pupils with secure understanding indicated by: giving examples of mechanical
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Vocabulary definitions
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force
A push, pull or twist.
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gear
A wheel with teeth.
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