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This Joint and Combined Variation: Variable Sliders interactive also includes:
- Student Reference
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Learners use a pair of sliders to investigate how changes in a variable affects other variables in joint variation. A set of five challenge questions tests understanding.
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Instructional Ideas
- Use the review questions as homework
Classroom Considerations
- Note that the tutorial contains a heavy reading load; instructors may wish to provide a note sheet
- Pupils should be comfortable using geometric formulas
- Requires a free CK-12 account before you can access the resource
Pros
- Provides instant feedback on challenge questions
- Includes a tutorial on variation
Cons
- No directions on selecting multiple answers, which may cause confusion