Where to watch Cool Stuff: How It Works
In US, Cool Stuff: How It Works is streaming on Amazon Prime Video, Amazon Prime Video with Ads.
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| Country | Stream (subscription) | Free | Free with ads | Rent | Buy |
|---|---|---|---|---|---|
| US |  Amazon Prime Video  Amazon Prime Video with Ads | — | — | — | — |
| CA | Amazon Prime Video Amazon Prime Video with Ads | — | — | — | — |
| AU | Amazon Prime Video Amazon Prime Video with Ads | — | — | — | — |
Availability data via JustWatch through TMDB. Listings change often — last refreshed 6 Oct 2026.