Summary
Choosing the right horse turns into a fair test: the SciGirls decide what they'll measure, keep everything else the same, and compare their results instead of going with a gut feeling.
Viewer safety
Ages 7+
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Teaching resources
Discussion questions
Discussion
Full episode (28 min) from SciGirls, season 1.
- What did the girls decide to measure, and why that?
- What had to stay the same for the test to be fair?
- How did the data change their first opinion?
Quick work-a-long
Vocabulary: fair test, variable, compare, criteria.
Try it: Design a fair test to pick the best paper towel. Name the one thing you would change and two things you would keep the same.