nanodays
![Learner with safety goggles smelling a balloon with scent molecules](https://nisenet.org/sites/default/files/styles/curated_list_large_cropped/public/images/catalog/8602/scent.png?h=a6dc030a&itok=uq64GYQD)
Getting a Sense of Smell
In this O Wow Moments video, Mr. O explores how our sense of smell works.
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![A person in glasses behind a blurry object in the foreground.](https://nisenet.org/sites/default/files/styles/curated_list_large_cropped/public/images/catalog/6082/ndvideo2.jpg?h=836c3e0e&itok=7rxgWVJq)
NanoDays Promotional Video
In this NanoDays promotional video, learners of all ages to "come see what's so big about the super small!"
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![Person looking at a thick test tube filled with static charged styrofoam beads](https://nisenet.org/sites/default/files/styles/curated_list_large_cropped/public/images/catalog/5395/img_2799_2.jpg?h=f405c703&itok=QW36pXAX)
NanoDays 2011 Digital Kit
Digital download of all public engagement and professional development files in the NanoDays 2011 kit designed to engage the public in nanoscale science, engineering, and technology and their impact on society.impact on society.
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![A girl with a peacock feather.](https://nisenet.org/sites/default/files/styles/curated_list_large_cropped/public/images/catalog/5629/nise_net_press_photo_0021.jpg?h=6930479b&itok=Ejb5IncD)
NISE Net Publicity Photos
Promotional images for your NanoDays event marketing.
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![Mitten Challenge activity components including signs, activity materials and guides.](https://nisenet.org/sites/default/files/styles/curated_list_large_cropped/public/images/catalog/mitten_challenge.jpg?h=fc9a018d&itok=pECHIl9s)
Exploring Tools - Mitten Challenge
In this activity, learners build a Lego® structure while wearing mittens and discover how difficult it is to build small things when your tools are too big.
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![Exploring Products - Sunblock activity components like the construction paper, swabs, and sunblock.](https://nisenet.org/sites/default/files/styles/curated_list_large_cropped/public/images/catalog/5403/img_2785.jpg?h=273ad304&itok=1_6xgbw7)
Exploring Products - Sunblock
In this activity, learners compare sunblock containing nanoparticles to ointment.
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![Exploring Materials - Thin Films activity components including signs, activity materials and guides.](https://nisenet.org/sites/default/files/styles/curated_list_large_cropped/public/images/catalog/rainbow_film_kit_materials.jpg?h=7025d824&itok=xEHGGVVK)
Exploring Materials - Thin Films
In this activity, learners create a colorful bookmark using a super thin layer of nail polish on water.
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![A facilitator adds scented oils into deflated balloons](https://nisenet.org/sites/default/files/styles/curated_list_large_cropped/public/2022-02/20120216GH_0371.jpg?h=4362216e&itok=v3heMijA)
Exploring Size - Smelly Balloons
In this activity learners use their sense of smell to explore the world on the nanoscale and learn that we can smell some things that are too small to see.
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![Person inside of a giant carbon nanotube model made of balloons](https://nisenet.org/sites/default/files/styles/curated_list_large_cropped/public/2020-08/NanoDays%20Scienceter%202013%20carbonnanotubeIMG_5571-M%20square%20crop.jpg?h=6c83441f&itok=LYLbPIJ9)
NanoDays 2009 Digital Kit
Digital download of all public engagement and professional development files in the NanoDays 2013 kit designed to engage the public in nanoscale science, engineering, and technology and their impact on society.impact on society.
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![Paper Buckyball structure being folded into shape](https://nisenet.org/sites/default/files/styles/curated_list_large_cropped/public/StrucBucky_photo1folding_01Dec09.jpg?h=322484ce&itok=lCrH5Wvs)
Exploring Structures - Buckyballs
In this activity, learners fold up a precut shape to make a model of a buckyball.
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