What Do We Do So We Don't Fall Through?
From The Cat in the Hat Knows a Lot About That! · 2018

3 min1st2ndScience
Summary
Some materials hold your weight and some don't! Nick and Sally test what's strong enough to stand on, discovering how to pick the right material for a job.
Viewer safety
All ages
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Teaching resources
Discussion questions
Discussion
Different materials are good for different jobs.
- Which materials held the characters' weight, and which gave way?
- How did they test whether something was strong enough?
- Why does choosing the right material matter when you build?
Quick work-a-long
Vocabulary: material, strong, test, weight, choose.
Try it: Test which is sturdier for a bridge — paper or cardboard — by resting a toy on each.

