Search Results
Showing results 1 to 20 of 34
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-256.png?itok=4lX93VP8)
The Geophysical Light/Dark Cycle
Source Institutions
This is an activity (located on page 131 of the PDF) related to sleep and circadian rhythms as well as space travel.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-803.jpg?itok=gwVAdfLM)
Avalanche
Source Institutions
In this geology activity, learners create a model using a mixture of salt and sand inside a CD case. When the case is tilted or inverted, the mixture dramatically sorts into a layered pattern.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-876.jpg?itok=1W-4Hc_0)
Ramps 1: Let it Roll!
Source Institutions
In this activity about ramps, learners explore and measure the rate at which spherical objects roll down a ramp.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-651.jpg?itok=C4X5DdHl)
Battleships: Searching Algorithms
Source Institutions
This activity explores the main algorithms that are used as the basis for searching on computers, using different variations on the game of battleships.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-137.jpg?itok=kAzsrMcX)
A Funny Taste
Source Institutions
In this activity, learners explore the different salinities of various sources of water by taste-testing.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-142.jpg?itok=PP-St5l9)
It's a Gas, Man
Source Institutions
In this activity, learners discover if carbon dioxide has an effect on temperature.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-582.jpg?itok=TLHfCbIJ)
Root Beer Float
Source Institutions
In this quick activity/demonstration about density, learners examine what happens when two cans of root beer--one diet and one regular--are placed in a large container of water.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-738.jpg?itok=2eFvh4qd)
Parabolas: It's All Done with Mirrors
Source Institutions
In this activity about light and reflection, learners use a special device called a Mirage Maker™ to create an illusion.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-498.jpg?itok=-jB6VW9m)
Rate of Solution Demonstration
Source Institutions
In this chemistry demonstration, learners investigate the factors that increase the rate of dissolution for a solid.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-763.jpg?itok=A1UxXlKY)
Pocket Solar System: Make a Scale Model
Source Institutions
This fun and simple hands-on astronomy activity lets learners build a scale model of the universe with little more than adding machine tape.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-461.jpg?itok=eONBaDnz)
Transit Tracks
Source Institutions
In this space science activity, learners explore transits and the conditions when a transit may be seen.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-408.png?itok=dd_A7Gmi)
Why Does the Moon Have Phases?
Source Institutions
In this activity, learners use a simple 3D model to discover why the Moon has phases.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-663.jpg?itok=YT3zX0s-)
Aerogel
Source Institutions
This activity/demo introduces learners to aerogel, a glass nanofoam. Learners discover how aerogel is made and how well it insulates as well as learn about aerogel's other unique properties.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-506.jpg?itok=qz7lav4A)
Floating Candles
Source Institutions
In this chemistry activity, learners observe a combustion reaction and deduce the components necessary for the reaction to occur.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-728.gif?itok=k7JUXWff)
A Mole of Gas
Source Institutions
In this two-part activity, learners use everyday materials to visualize one mole of gas or 22.4 liters of gas. The first activity involves sublimating dry ice in large garbage bag.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-274.png?itok=7Oxi6HSt)
Strong Shapes
Source Institutions
Is a square stronger than a triangle? Use tongue depressors to build simple shapes. Then apply a little weight to them and see what happens!
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-599.png?itok=aHowFXxi)
Does Air Weigh Anything?
Source Institutions
The demonstration/experiment provides quick proof that air has mass.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-090.png?itok=SchC3QhM)
Sea Level: On The Rise
Source Institutions
Learners will understand the relationship between climate change and sea-level rise.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-738.jpg?itok=bMChyO2X)
Smelly Balloons
Source Institutions
Are balloons porous or non-porous? In this activity, learners watch an entertaining Mr. O video and conduct a simple experiment to find out.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-259.png?itok=yDpeopFH)
Card Flip Magic: Error Detection & Correction
Source Institutions
This magic trick is based on how computers detect and correct data errors.