Search Results
Showing results 41 to 60 of 422
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-335.jpg?itok=FA3aEl9g)
The Space Place
Source Institutions
In this activity (23rd on the page), learners conduct an experiment to examine memory and learning.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-584.jpg?itok=8HHj2492)
Free Fall
Source Institutions
In this quick activity (page 1 of PDF under SciGirls Activity: Hockey), learners will use a simple physics of motion and gravity demonstration to test their predicting skills.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-447.gif?itok=VtipnS4V)
Descartes' Diver
Source Institutions
In this activity, learners explore how changes in fluid pressure affect the buoyancy of a Cartesian diver inside a plastic soda bottle.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-973.png?itok=2gHVoR6h)
Hot and Cold
Source Institutions
In this chemistry challenge, learners discover that many chemical reactions involve heat loss or gain.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-972.png?itok=MsgPm-Ze)
The Liquid Rainbow
Source Institutions
Learners are challenged to discover the relative densities of colored liquids to create a rainbow pattern in a test tube.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-655.jpg?itok=g01f1ZG7)
Gummy Shapes
Source Institutions
In this activity, learners use chemistry to “self-assemble” gummy shapes. Learners discover that self-assembly is a process by which molecules and cells form themselves into functional structures.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-334.jpg?itok=aLflV835)
Shape Up!
Source Institutions
In this activity (25th on the page) about learning and memory, learners explore a training method that animal trainers employ called "shaping." Working in pairs, learners will attempt to "shape" each
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-452.jpg?itok=IpaQ560a)
Cylindrical Mirror
Source Institutions
In this activity, learners create a cylindrical mirror to see themselves as others see them.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-591.jpg?itok=UWvV-QED)
Screaming Balloon
Source Institutions
In this quick activity (page 1 of the PDF under SciGirls Activity: Extreme Sounds) about sound vibrations, learners will investigate which small objects, such as coins, hex nuts, or marbles, produce t
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-546.jpg?itok=HGQcLN-6)
Iridescent Art
Source Institutions
This is a quick activity (on page 2 of the PDF under Butterfly Wings Activity) that illustrates how nanoscale structures, so small they're practically invisible, can produce visible/colorful effects.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-527.gif?itok=HPPymmac)
Shadow Dance
Source Institutions
In this activity, learners experiment with shadows and light sources to understand the relationship between the angle illumination and the shadow's length.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-012.png?itok=WDgWUKCd)
Universal Indicator Rainbow Trout
Source Institutions
In this activity on page 2 of the PDF, learners discover how color changes can help scientists distinguish between acids and bases.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-725.jpg?itok=9F__gqUq)
Water Sphere Lens
Source Institutions
In this activity about light and refraction, learners make a lens and magnifying glass by filling a bowl with water.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-719.jpg?itok=flY87hLK)
Eddy Currents
Source Institutions
In this activity related to magnetism and electricity, learners discover that a magnet falls more slowly through a metallic tube than it does through a nonmetallic tube.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-335.png?itok=OG1oVQxb)
Real Glass Xylophone
Source Institutions
In this activity, learners create a xylophone by filling glasses with different amounts of water and tapping them with a metal spoon.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-221.jpg?itok=LykqcwS4)
Planaria Fishing
Source Institutions
In this activity, learners capture and observe planaria, which are worms that eat tiny pond critters.
The Ripple Tank
Source Institutions
In this optics activity, learners create a ripple tank from household materials to study waves. Learners build the tank and then explore by making various types of waves.
Polarized Light
Source Institutions
In this optics activity, learners experiment with polarizers (small dark rectangles) to examine light intensity.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-046.png?itok=qEY_NDVX)
Polymers are Chains (K-2)
Source Institutions
In this activity, learners make a paper model of a polymer, then make Silly Putty, an actual polymer.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-351.png?itok=qPiMAp5V)
Be a Plumber
Source Institutions
In this activity (located on page 6 of the PDF), learners explore the ways people access water in their homes.