size
![A screenshot of the zoom into a nasturtium leaf interactive starting with a nasturtium leaf.](https://nisenet.org/sites/default/files/styles/curated_list_large_cropped/public/images/catalog/about/Nasturtium_screenshot.png?h=6b035c51&itok=4ohzrJxL)
Multimedia Zoom Into a Nasturtium Leaf
This downloadable and online interactive allows learners to travel from the familiar scale of nasturtium leaf to DNA deep within the plant's cell.
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![A screenshot of the zoom into a human hand interactive starting with a hand.](https://nisenet.org/sites/default/files/styles/curated_list_large_cropped/public/images/catalog/about/Human_hand_screenshot.png?h=62ca2567&itok=Uzc7n5JJ)
Multimedia Zoom Into a Human Hand
This downloadable and online interactive allows learners to travel from the familiar scale of their hand down to DNA deep within a cell.
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![Computer chip across ten orders of magnitude poster with annotation](https://nisenet.org/sites/default/files/styles/curated_list_large/public/images/catalog/about/annzoomchip_copy.jpg?itok=cuCEP3-c)
Zoom Into a Computer Chip posters
This poster features a computer chip across ten orders of magnitude.
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![Image showing the full butterfly's wing poster with annotation](https://nisenet.org/sites/default/files/styles/curated_list_large/public/images/catalog/about/annbuttwing_copy.jpg?itok=uqnygexj)
Zoom Into a Butterfly Wing poster
An illustrated poster showing a butterfly's wing across ten orders of magnitude; various printing formats with and without annotation included along with formative evaluation.
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![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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![a scale ladder from the macro to the nano size](https://nisenet.org/sites/default/files/styles/curated_list_large/public/images/catalog/about/Scale_Ladder.png?itok=OvDD5RaI)
Scale Ladder
This poster uses a scale ladder approach to convey the size of the nanoscale and show how objects are related by size.
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![a scale ladder from the macro to the nano size](https://nisenet.org/sites/default/files/styles/curated_list_large/public/images/catalog/about/Scale_Ladder.png?itok=OvDD5RaI)
Guidelines for the Design and Use of Scale Ladders
Professional development training tool to prepare staff and volunteers to facilitate activities that use scale ladders and diagrams to explain how extraordinary small nano is.
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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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Sizing Things Down card game
In this activity, learners compete against each other (or the activity facilitator) to organize their hand of cards into lists of objects from largest to smallest.
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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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