Search Results
Showing results 381 to 400 of 1321
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-986.png?itok=dYfNMN9R)
Making Vocal Cords
Source Institutions
In this activity, learners imitate the way vocal cords work by building a model from a plastic cup, rubber band, and a straw.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-196.jpg?itok=72jxJbBV)
Soil Density
Source Institutions
In this activity, learners will test soil content using their sample, some water and a container that seals.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-979.png?itok=gb7ksbyI)
Pickle-oh!: Musical Pickle Instrument
Source Institutions
What's a Pickle-Oh? Two pieces of pickle on a stick are connected to a Pico Cricket (micro controller). When you slide the pickles apart the note changes.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-662.jpg?itok=LyIWZJaB)
Biobarcodes: Antibodies and Nanosensors
Source Institutions
In this activity/demo, learners investigate biobarcodes, a nanomedical technology that allows for massively parallel testing that can assist with disease diagnosis.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-788.png?itok=O-ZK1qRR)
Scent Tracking
Source Institutions
In this wintertime outdoor activity, learners role play wolves tracking their prey by following scented trails.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-978.png?itok=km7rCVvM)
Self-Portrait Silhouettes: Activity 2
Source Institutions
In this activity, learners make a photographic image—without a camera!
Special Snack: Budgeting for Health
Source Institutions
In this activity, learners will plan a snack within a budget. With a $20 limit (theoretical) to spend on snack for everyone, learners look over grocery store circulars and make their shopping lists.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-204.gif?itok=CTPPgIar)
Mold Terrarium: What Grows on Leftover Food?
Source Institutions
This activity shows you how to make a mold terrarium using a jar and leftover food.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-017.png?itok=Inv_5dSS)
Hopper Circus
Source Institutions
In this outdoor activity and/or field trip, learners investigate the behavior of hopping animals.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-739.gif?itok=hxE2YntR)
Mirrorly a Window
Source Institutions
In this activity about light and reflection, learners discover that what you see is often affected by what you expect to see.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-822.gif?itok=-E5qWiqu)
Measure Yourself in Nanometers
Source Institutions
In this activity, learners will be able to measure themselves in nanometers. A nanometer is a billionth of a meter, a unit of measurement used in nanotechnology.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-783.jpg?itok=CrxoOyj1)
Water Underground
Source Institutions
Many people get water from a source deep underground, called groundwater.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-502.jpg?itok=g7gVRAfm)
The Great Plankton Race
Source Institutions
In this activity, learners are challenged to design a planktonic organism that will neither float like a cork nor sink like a stone.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-516.jpg?itok=OohLFBP-)
Exploring Size: Scented Balloons
Source Institutions
In this activity, learners use their sense of smell to explore the world on the nanoscale.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-936.jpg?itok=QCizWXlh)
Stomp High Low
Source Institutions
Learners work together as a group to learn a new physical activity. After working for a few rotations, learners time themselves as part of a contest.
How Does Water Climb a Tree?
Source Institutions
In this activity, learners conduct an experiment to explore how water flows up from a tree's roots to its leafy crown.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-639.gif?itok=wc97pwUq)
Evolution in Plane Sight
Source Institutions
In this activity, learners model directed evolution by making paper fly. Learners construct and fly paper airplanes.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-768.jpg?itok=hG9dX_mh)
Strong Bones, Weak Bones
Source Institutions
Most people will break a bone in their body at some point in their life, but how much force does it take to break one?
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-177.jpg?itok=_6aOxex_)
Bones
Source Institutions
In this health activity (page 5 of the PDF), learners will explore a unique connection betweeen the bones of the body.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-364.jpg?itok=L9_x6HyB)
Fading Dot
Source Institutions
In this activity, learners play with a fuzzy-colored dot that has no distinct edges seems to disappear. As learners stare at the dot, its color appears to blend with the colors surrounding it.