nanodays
![Hyman bloodstream across ten orders of magnitude poster with annotation](https://nisenet.org/sites/default/files/styles/curated_list_large/public/images/catalog/about/annblood4_copy_0.jpg?itok=_J3-f6Xp)
Zoom Into the Human Bloodstream poster
An illustrated poster showing the human bloodstream across ten orders of magnitude; various printing formats with and without annotation included along with formative evaluation.
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![Purple NanoDays logo](https://nisenet.org/sites/default/files/styles/curated_list_large/public/images/catalog/screen_shot_2019-09-30_at_1.14.56_pm.png?itok=pip_Z2fd)
NanoDays Promotional Material and Logos
Promotional materials for NanoDays activities including logos, colors, and graphics in multiple formats.
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![Exploring Products - Nano Fabrics acitivty components including signs, guides, and mini pants coated with nano materials](https://nisenet.org/sites/default/files/styles/curated_list_large_cropped/public/images/catalog/nano_fabric_kit_materials_0.jpg?h=f2fcf546&itok=ma0DEyZj)
Exploring Products - Nano Fabrics
In this activity, learners investigate the hydrophobic properties of pants made from nano fabric and ordinary fabric.
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![Image of the green Small Feel Nano magnet sheets](https://nisenet.org/sites/default/files/styles/curated_list_large/public/ToolsSPM_magnet_Dec08.jpg?itok=QnIz66S2)
Exploring Tools - Special Microscopes
In this activity, learners use a flexible magnet as a model for a scanning probe microscope.
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![facilitator and young learner use a height chart set in nanometers](https://nisenet.org/sites/default/files/styles/curated_list_large_cropped/public/2022-02/20100815GH_1826.jpg?h=2e3eca71&itok=Nxmp6Uur)
Exploring Size - Measure Yourself
In this activity, learners mark their height on a height chart and discover how tall they are in nanometers.
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![The ferrofluid activity components including the signs, guides, tubes of ferrofluid, and magnets.](https://nisenet.org/sites/default/files/styles/curated_list_large_cropped/public/images/catalog/ferrofluid.jpg?h=b7e224f1&itok=b54gJpf1)
Exploring Materials - Ferrofluid
In this activity, learners investigate the properties of ferrofluid and magnetic black sand, learning that the surprising difference in the behavior of these two materials is due to size.
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![image of a handprint that was created using heat sensitive liquid crystals suspended in thermal paper](https://nisenet.org/sites/default/files/styles/curated_list_large_cropped/public/MatsLC_handprint_Dec08.jpg?h=c210faf1&itok=6YeuUVKY)
Exploring Materials - Liquid Crystals
In this activity, learners will investigate the properties of a heat sensitive liquid crystal and make their own liquid crystal sensor to take home.
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![Learner cuts a paper ruler in half](https://nisenet.org/sites/default/files/styles/curated_list_large/public/MeasRuler_cutting_Dec08.jpg?itok=8nbtQ_lJ)
Exploring Size - Tiny Ruler
In this activity, learners investigating just how small a billionth of a meter is by repeatedly cutting a paper ruler in half.
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![A facilitator holds a bottle while a learner wafts a scent to her nose](https://nisenet.org/sites/default/files/styles/curated_list_large_cropped/public/2022-02/ExSci_Chem_20180530_1735.jpg?h=265e640d&itok=moVmabyK)
Exploring Size - Scented Solutions
In this activity, learners sniff a series of diluted scent solutions to discover they can smell nano-sized particles they can't see.
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![young learners placing mini teacup in water to see what happens](https://nisenet.org/sites/default/files/styles/curated_list_large_cropped/public/2022-01/20151009_1294.jpg?h=265e640d&itok=ioZOtzL2)
Exploring Forces - Gravity
In this activity, learners will discover that size can affect the way materials like water behave.
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