Summary
A gecko can hang from a ceiling by one toe. Deep Look zooms in on the millions of tiny hairs on its feet that grip surfaces at an almost invisible scale — no glue, no suction, just structure.
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All ages
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Teaching resources
Discussion questions
Talk about it
The gecko's amazing grip isn't magic — it comes from millions of microscopic hairs on its toes. The structure of those hairs is what lets it stick and unstick in an instant.
- What is on a gecko's feet that lets it stick to walls and ceilings?
- How is the gecko's grip different from tape or glue?
- Why is being able to let go quickly just as important as sticking?
Quick work-a-long
Vocabulary: structure, microscopic, grip, surface.
Try it: Press your fingertip to a smooth surface and a rough one. Which grips better? Write why texture might matter for a gecko's toes.