dust
![Learners and a Facilitator look into the Star Formation basket](https://www.nisenet.org/sites/default/files/styles/curated_list_large/public/images/catalog/exsci_space_20191111_0069.jpg?itok=znAIqtyt)
Exploring the Universe: Star Formation
In this activity, learners model a star-formation process by adding energy (via a hairdryer) to matter floating in space (ping pong balls) to see how much of it they can get to "clump" in an empty container.
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![](https://www.nisenet.org/sites/default/files/styles/curated_list_large/public/images/catalog/poo.jpg?itok=n5QI87ub)
Scientific Image - Dust Mite Poop
Magnified image of dust mite poop using a Scanning Electron Microscope.
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