Search Results
Showing results 1 to 8 of 8
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-523.jpg?itok=MjvhqGru)
Exploring Materials: Nano Gold
Source Institutions
In this activity, learners discover that nanoparticles of gold can appear red, orange or even blue. They learn that a material can act differently when it’s nanometer-sized.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-537.jpg?itok=FGJUV1YI)
Surface Area
Source Institutions
In this demonstration, learners discover that nanoparticles behave differently, in part because they have a high surface area to volume ratio.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-387.png?itok=9A9u3cJh)
Reaction: Yes or No?
Source Institutions
In this activity, learners mix ingredients in a plastic bag, and then identify three characteristics of a chemical reaction: production of heat, color change, and production of a gas.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-636.jpg?itok=rFDEdnGi)
Exploring Properties: Surface Area
Source Institutions
This hands-on activity demonstrates how a material can act differently when it's nanometer-sized.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-504.jpg?itok=Y5Tl3vy0)
Exploring Size: Ball Sorter
Source Institutions
In this activity, learners use sieves with different-sized holes to sort balls by size.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-511.jpg?itok=uB2EKNjs)
Exploring Fabrication: Gummy Capsules
Source Institutions
In this activity, learners make self-assembled polymer spheres.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-506.jpg?itok=lvcx8lKV)
Exploring Structures: DNA
Source Institutions
In this activity, learners create a necklace of wheat germ DNA. Learners add alcohol to wheat germ so that the DNA clumps together.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-649.gif?itok=-LQYYwya)
Exploring Forces: Gravity
Source Institutions
In this nanoscience activity, learners discover that it's easy to pour water out of a regular-sized cup, but not out of a miniature cup.