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This Bill the Ball Bearing Man assessment also includes:
Just how durable could a hollow ball bearing be? Learners model the strength of the walls of a ball bearing as a function of the radius of its cavity. They use their models to make reasonable conclusions about the probability of failure of the ball bearings.
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CCSS:
Adaptable
Concepts
Additional Tags
Instructional Ideas
- Lead a class discussion exploring different solution strategies
- Ask pupils to create a poster or presentation outlining their recommendations
Classroom Considerations
- Requires a strong understanding of volumes of spheres
Pros
- Requires modeling a real-life situation with geometric concepts
- Encourages using mathematical communication
Cons
- None