Search Results
Showing results 101 to 120 of 293
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-568.gif?itok=spJ-gsQz)
Do Plants Need Light?
Source Institutions
In this food science activity, learners conduct an experiment that demonstrates the importance of light to plants.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-175.jpg?itok=7dr7dehN)
Spit Test
Source Institutions
In this biology activity (page 8 of the PDF), learners will explore how saliva assists in the beginning of the digestive process.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-517.png?itok=BlmZ2mF-)
Traveling Nanoparticles Model
Source Institutions
This is an activity (located on page 3 of the PDF under Nanosilver Activity) about diffusion of small molecules across cell membranes.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-320.png?itok=lUmq6Ire)
Penny Cup Game
Source Institutions
In this optics activity, learners conduct an experiment to find out why two eyes are better than one!
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-922.jpg?itok=z6LT7BiL)
Chemical Breath
Source Institutions
This is a chemistry lab activity about solutions (page 7 of the PDF). Learners see firsthand how chemicals in a solution can combine to form an entirely different substance.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-358.jpg?itok=cyjIlLUK)
Our Sense of Sight: Eye Anatomy and Function
Source Institutions
In this activity, learners investigate the sense of sight and develop and conduct their own experiments.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-321.png?itok=FerI3aj0)
Peripheral Vision
Source Institutions
In this optics activity, learners conduct an experiment to explore peripheral vision. Learners collect data about their ability to see shapes, colors, or letters using their peripheral vision.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-714.gif?itok=cN5RyrOU)
A Stand-up Egg
Source Institutions
In this science trick, learners get an egg to stand-up on its long-axis vertical to a table's top.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-679.jpg?itok=xCkqqyg3)
Lateral Inhibition
Source Institutions
Which one of your eyes are dominant? Do they act independently or are they equally "in control?" This activity explores how your eyes work (or don't work) together.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-748.gif?itok=YZhUV5Yz)
Giant Lens
Source Institutions
In this activity about light and refraction, learners discover how a lens creates an image that hangs in midair.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-671.jpg?itok=Nm6CnC9m)
Hanford at the Half-Life Radiation Calculator
Source Institutions
This quiz lets you estimate your annual radiation exposure.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-533.png?itok=PSFWCTBj)
Using a Sundial
Source Institutions
In this activity (on page 12 of the PDF), learners make a sundial (shadow clock) appropriate for their geographic location in the northern hemisphere and use it to tell time.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-029.jpg?itok=HiLWj0co)
The Carbon Cycle and its Role in Climate Change: Activity 1
Source Institutions
In this activity (on page 1), learners role play as atoms to explore how atoms can be rearranged to make different materials.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-808.jpg?itok=_AO9ZqAJ)
Enzyme Action
Source Institutions
In this activity that can be used as a lab or demonstration, learners use Lactaid® and lactose to demonstrate the concept of enzyme action.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-130.png?itok=EqTknWKc)
Shake and Make: Charge Recognition
Source Institutions
In this activity (page 10), learners explore how molecules self-assemble according to forces of attraction and repulsion.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-656.jpg?itok=UzdzJ7Wy)
Color Contrast
Source Institutions
Do you have a hard time matching paint swatches with your furniture? When you consider human perception, color is context dependent.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-388.jpg?itok=c816akIO)
Smell Detective
Source Institutions
In this activity about olfaction (8th activity on the page), learners smell 10 different items with different odors. Then they try to identify the smells when they are mixed together.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-539.png?itok=HaGUuGA4)
Science of Sunblock
Source Institutions
This is an activity (located on page 3 of the PDF under Stained Glass Activity) about nanotechnology making its way into everyday products, such as sunscreen, and how effective these invisible particl
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-924.gif?itok=ud5JOWVA)
Chemical Reactions in Your Mouth
Source Institutions
In this chemistry activity (page 5 of the PDF), learners will see that chewing is more than just the crushing up of food; there is actually a chemical change going on at the same time.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-362.jpg?itok=ioXujR6G)
Half Full or Half Empty
Source Institutions
In this activity (12th activity on the page), learners conduct an experiment to demonstrate how muscles are constantly feeding information to the brain about what they are doing.