Search Results
Showing results 321 to 340 of 1888
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-499.png?itok=0AB6l4vo)
The Proof is in the Powder
Source Institutions
In this activity, learners will design a way to identify a powder found at a crime scene by comparing it with known powders, with the goal of solving a crime.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-379.jpg?itok=t9H55lLv)
Mystery Noises
Source Institutions
In this game (4th activity on the page) about hearing, learners test their ability to identify various sounds without looking.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-917.jpg?itok=ynylfN1v)
Density Stacker
Source Institutions
In this physics activity (page 8 of the PDF), learners will explore the property of density.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-300.png?itok=qA2C7E3s)
Submarine: Soda Cup Lander
Source Institutions
In this activity (on page 2), learners create a submarine using a plastic cup. This is a fun way to learn about buoyancy and density.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-537.jpg?itok=zffVb373)
Beam Me Up!
Source Institutions
This is a quick activity (on page 2 of the PDF under Stained Glass Activity) about the "Tyndall effect," the scattering of visible light when it hits very small dispersed particles.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-251.jpg?itok=anYJw8Md)
Checking For Starch
Source Institutions
In this chemistry activity (page 3 of the PDF), learners will observe a chemical change, specifically what happens to iodine when it is applied to ripe and unripe apples.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-245.gif?itok=VJP0Ww8r)
Solar Powered Cooking
Source Institutions
In this activity, learners make a solar oven. Learners witness the awesome power of the sun to make a yummy treat--a chocolate chip cookie!
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-195.jpg?itok=HyaAAfWk)
Physics in the Sky: Physics on a Plane
Source Institutions
On an airplane trip, learners have an opportunity to investigate the properties of air pressure at different altitudes.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-730.jpg?itok=PotfhV9_)
How Loud is Too Loud
Source Institutions
In this activity (described on pages 39-42 of PDF), learners make a paper wheel (on pages 57-60 of PDF) that shows them the relative loudness of different sounds.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-924.jpg?itok=5tAtgkny)
Homemade Snow
Source Institutions
In this sensory activity, learners enjoy the fun of a snow day any season of the year.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-283.png?itok=leTU0uoG)
Oil Slick
Source Institutions
Can you think of ways to collect and dispose of spilled oil without causing further harm to the environment?
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-147.png?itok=pEwd6l7U)
Crunch Time
Source Institutions
In this quick and easy activity and/or demonstration, learners use two empty 2-liter bottles and hot tap water to illustrate the effect of heat on pressure.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-488.jpg?itok=llM6jrFh)
Floating Dry Erase Creations
Source Institutions
In this activity, learners will create a drawing with dry erase markers and watch it come to life. Learners will explore chemistry, art and storytelling through this activity.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-384.jpg?itok=W1JoJnR0)
Cook Food Using the Sun
Source Institutions
Learners build a solar oven from a cardboard pizza box, aluminum foil and plastic. Learners can use their oven to cook S'mores or other food in the sun.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-912.gif?itok=3vWTsPFA)
Four Corners
Source Institutions
In this design challenge activity, learners build a machine out of cardboard that runs smoothly and dependably. Learners must be precise to make sure their component works properly.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-609.gif?itok=CxuI6e-9)
Fruity Electricity
Source Institutions
In this activity, Frankenstein's lab is running out of electricity! Learners use fruit to help Igor find a temporary source of energy to turn on a light.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-906.jpg?itok=TRSQQean)
Electric Highway
Source Institutions
In this design challenge activity, learners design and build a circuit: an "electric highway" that connects a battery and buzzer at least three feet apart using four types of materials.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-368.jpg?itok=yfkgAIhH)
Make a Comeback Can
Source Institutions
Learners build a can that automatically returns after being rolled away. The can has a rubber band inside that stores energy as the can rolls one direction.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-382.jpg?itok=393ASMS2)
Egg Drop
Source Institutions
Perform this classic inertia demonstration to illustrate the transfer of potential energy to kinetic energy.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-665.jpg?itok=kTyDZrV4)
Designer Ears: Make “better” ears!
Source Institutions
Find out what it would be like to have ears shaped differently from your own! Design and make different animal ears then try them out.